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【334348】2024年普通高等学校招生全国统一数学考试全国新课标Ⅰ卷

时间:2025-01-21 18:05:24 作者: 字数:18933字
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学校: 姓名: 班级: 考号:



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绝密★启用前

153584-1 2024年普通高等学校招生全国统一考试(全国新课标Ⅰ卷)2025高考试题攻略 第1辑 一年真题风标卷 数学》


学校:___________姓名:___________班级:___________考号:___________


题号

总分

得分







注意事项:

1.答题前填写好自己的姓名、班级、考号等信息

2.请将答案正确填写在答题卡上


一、选择题:本题共8小题,每小题5,40分。在每小题给出的四个选项中,只有一项是符合题目要求的。

1.已知集合A={x|-5<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <5},B={-3,-1,0,2,3},  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (      )

A{-1,0}    B{2,3}

C{-3,-1,0}    D{-1,0,2}

2.若 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

A-1-i     B-1+i

C1-i     D1+i

3.已知向量  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

A-2         B-1

C1         D2

4.已知  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>    <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>    <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (      )

A-3m    B <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

C <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>     D3m

5.已知圆柱和圆锥的底面半径相等,侧面积相等,且它们的高均为 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,则圆锥的体积为

A2 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π      B3 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π

C6 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π      D9 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π

6.已知函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> R上单调递增,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的取值范围是

A(-∞,0]    B[-1,0]

C[-1,1]     D[0,+∞)

7.当 π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,曲线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>    <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的交点个数为(      )

A3    B4    C6    D8

8.已知函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的定义域为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,且当  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <3  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,则下列结论中一定正确的是

Af(10)>100Bf(20)>1 000

Cf(10)<1 000Df(20)<10 000

二、选择题:本题共3小题,每小题6,18分。在每小题给出的选项中,有多项符合题目要求。全部选对的得6,部分选对的得部分分,有选错的得0分。

9.随着“一带一路”国际合作的深入,某茶叶种植区多措并举推动茶叶出口  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 为了解推动出口后的亩收入(单位:万元)情况,从该种植区抽取样本,得到推动出口后亩收入的样本均值 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,样本方差  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 已知该种植区以往的亩收入  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 服从正态分布  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,假设推动出口后的亩收入  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 服从正态分布N( <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,s2),(若随机变量  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 服从正态分布  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,P(Z<μ+σ)≈0.841 3)(      )

AP(X>2)>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>     BP(X>2)<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>     CP(Y>2)>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>     DP(Y>2)<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

10.设函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

Ax=3  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的极小值点

B.当0<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <1  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

C.当1<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <2,-4<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <0

D.当-1<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <0  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

11.设计一条美丽的丝带,其造型“ <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ”可以看作图中的曲线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的一部分  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 已知  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 过坐标原点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 上的点满足:横坐标大于-2;到点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的距离与到定直线x=a(a<0)的距离之积为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

Aa=-2

B.点(2 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,0)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

CC在第一象限的点的纵坐标的最大值为1

D.当点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 上时  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

三、填空题:本题共3小题,每小题5,15分。

12.设双曲线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> : <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> - <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =1(a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >0)的左、右焦点分别为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 作平行于  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 轴的直线交  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 两点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |=13,|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |=10,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的离心率为      <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

13.若曲线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 在点(0,1)处的切线也是曲线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的切线,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>       <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

14.甲、乙两人各有四张卡片,每张卡片上标有一个数字,甲的卡片上分别标有数字1,3,5,7,乙的卡片上分别标有数字  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 两人进行四轮比赛,在每轮比赛中,两人各自从自己持有的卡片中随机选一张,并比较所选卡片上数字的大小,数字大的人得1,数字小的人得0,然后各自弃置此轮所选的卡片(弃置的卡片在此后的轮次中不能使用).则四轮比赛后,甲的总得分不小于2的概率为    

四、解答题:本题共5小题,77分。解答应写出文字说明、证明过程或演算步骤。

15(13)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的内角  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的对边分别为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 已知sin  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> cos  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(1)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;

(2)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的面积为3+ <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

16.已知  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 为椭圆  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> : <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> + <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =1(a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >0)上两点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(1)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的离心率;

(2)若过  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的直线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 于另一点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的面积为9,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

17(15)如图,四棱锥  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 底面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(1)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,证明:  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;

(2)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,且二面角  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的正弦值为 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

18(17)已知函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(1)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的最小值;

(2)证明:曲线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 是中心对称图形;

(3)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >-2当且仅当1<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <2,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的取值范围  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

19(17)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 为正整数,数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 是公差不为0的等差数列,若从中删去两项  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> aj(i<j)后剩余的  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 项可被平均分为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,且每组的4个数都能构成等差数列,则称数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可分数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(1)写出所有的  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,使得数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可分数列;

(2)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,证明:数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (2,13)-可分数列;

(3)1,2,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 中一次任取两个数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> j(i<j),记数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可分数列的概率为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,证明:  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

参考答案

一、选择题:本题共8小题,每小题5,40分。在每小题给出的四个选项中,只有一项是符合题目要求的。

1. A

意可知  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> A


2. C

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,可得 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,1+ <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,C


3. D

意知  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,解得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,D


4. A

tan  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,可得 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =2,sin  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,可得cos  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,A


5. B

设圆柱、圆锥的底面半径  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,则圆锥的母线长为 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 柱与圆锥相等,所以 π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,解得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以圆锥的体  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =3 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,B


6. B

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <0,函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,若函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (-∞,0)单调递,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> [0,+∞)单调递  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> R单调递,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,解得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 上可得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> B


7. C

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> + <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> + <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

,作出函数  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 上的大致,可知,两函数像共有6个交点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> C

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>


8. B

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,且当  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <3  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >3+2=5,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >8+5=13,

以此,似斐波那契数列,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >3,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >13,…,

1,2,>3,>5,>8,>13,…,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >1 597,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >1 597,B正确  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 错误;

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 取比  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 大的数即可,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 无最大,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 错误  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> B


二、选择题:本题共3小题,每小题6,18分。在每小题给出的选项中,有多项符合题目要求。全部选对的得6,部分选对的得部分分,有选错的得0分。

9. BC

可得X~N(1.8,0.12),Y~N(2.1,0.12),所以P(X>2)=P(X>μ+2σ)<P(X>σ+μ)≈10.841   <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  7<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,A错误  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 正确;P(Y>2)=P(Y>μ1σ1)≈0.841 3>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,C正确  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 错误  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>


10. ACD

可得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >0,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >0,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <1  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >3;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <0,1<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <3,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (-∞,1),(3,+∞)单调递,(1,3)单调递,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的极小  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 正确  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 0<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <1,0<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <1,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 错误  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 1<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <2,1<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <3,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (1,3)单调递,所以-4<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 正确  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >0,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <1,所以当-1<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <0  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 正确  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ACD


11. ABD

线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 上任一点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 上的点到点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的距离与到定直线x=a(a<0)的距离之积为4,可得 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> · <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =4,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 原点, <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> · <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =4,|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <0,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,A正确  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

A选项可得,线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> · <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =4(x>-2),  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> -(x-2)2(x>-2),将点(2 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,0)的坐代入上式,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> -(2 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> -2)2,成立,(2 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,0)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,B正确  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> -(x-2)2(x>0),

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (0,1)单调递,(1,+∞)单调递,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >0,

存在  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,使得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 单调递,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 单调递,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 取得极大,也是最大,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 在第一象限的点的的最大大于1,C错误  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> -(x0-2)2(x0>-2),  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >-2可知  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >-2,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >0,0≤|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |≤ <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立,D正确  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ABD


三、填空题:本题共3小题,每小题5,15分。

12.  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 平行,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 垂直,合双曲线称性知|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |=|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |=13,所以|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =12,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |-|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |=13-5=8,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以离心率  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>


13.  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 2

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以曲线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 在点(0,1)的切线斜率  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以切线方程  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 也是曲线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的切线,所以令 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =2,解得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 与直线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的切点坐标为 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 2,解得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>


14.  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

:乙固定按照2,4,6,8,甲所有的可能如表所示  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

1

3

5

7√

5

1

3

7√

1

3

7

5√

5

1

7

3

1

5

3

7√

5

3

1

7√

1

5

7

3

5

3

7

1

1

7

3

5√

5

7

1

3

1

7

5

3√

5

7

3

1

3

1

5

7√

7

1

3

5√

3

1

7

5

7

1

5

3√

3

5

1

7

7

3

1

5√

3

5

7

1

7

3

5

1√

3

7

1

5

7

5

1

3

3

7

5

1

7

5

3

1

从中找均小于2,4,6,8与有3个数字分小于2,4,6,8的情况,甲得0分或1,符合上述情况的有表中打12种情况  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

那么甲的得分不小于2分也有12种情况,由古典概型概率公式得所求概率 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (:固定乙的,将甲的情况排列出来,去挑,也可以从中判断甲有2个及以上的数字超乙的  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 如果改乙的,其情况是似的).


四、解答题:本题共5小题,77分。解答应写出文字说明、证明过程或演算步骤。

15. 1 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>       (22 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(1)已知  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,cos  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

sin  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> cos  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以cos  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

π <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(2)(1)可得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,由正弦定理,不妨令 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =k(k>0),  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

SABC=3+ <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

所以SABC= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> · <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> k(sin  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> C)= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =3+ <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,解得k=4(负值舍去),  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>


16. 1 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>      () <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> x

(1)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的坐代入椭圆  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程,可得 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 解得 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的离心率  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(2)(1)可得椭圆  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> + <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

当直线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的斜率不存在,线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,SABP= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ×3×3= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ≠9,不符合,故直线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的斜率存在  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

解法一:线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> +  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ≠3),  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ),

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 消去  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 整理得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >0,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

由点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

①②  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> -3= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,代入直线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程可得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可得|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 到直线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的距离  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,SABP= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ·|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> × <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,解得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

由点到直线的距离公式可得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 代入上式,

解得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

所以直线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

解法二:线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> - <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> -3),  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ),  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ), <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 消去  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可得

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

所以 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

所以|  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> · <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

又点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 到直线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的距离  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> · <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> · <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =9,

解得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以直线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的方程  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>


17. 1)见解析   (2 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(1)明】由  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可得,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 底面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 底面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

【提醒】要着力找平面内的两条相交直线

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 底面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 底面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> BC(提示:垂直于同一个平面的两直线平行),

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(2)【解】以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 原点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 所在直线别为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 且垂直于平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的直线为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,建立如所示的空直角坐,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

A(x,0,0)(0<  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <2),P(x,0,2),C(0, <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,0).

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =(-x, <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,0), <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =(0,0,2), <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> =(0, <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,0), <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的法向量  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,n1=( <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,x,0).

平面  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的法向量  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

二面角  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的平面角  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

|cos  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> |= <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

解得  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (负值舍去).

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 长为 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>


18. (1)-2     2)见解析 (3 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(1)【解】当  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> · <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> · <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (0,2)上恒成立  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (-∞,-2],

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的最小值为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(2)明】  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 是定(-1,1)的奇函数,像关于坐原点  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 像可由  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 像向右平移1,再向上平移  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 度得到,线  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 是中心  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>


19. 1(1,2),(1,6),(5,6)    2)见解析   (3)见解析

(1)【解】意的  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(2)明】因在公差不0的等差数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成等差数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成等差数列,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >3  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 连续4项为等差数列,

故需明序号1,3,4,5,6,7,8,9,10,11,12,14可分成三组项4的等差数列,易知分(1,4,7,10),(3,6,9,12),(5,8,11,14)组满,所以当  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (2,13)-可分数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(3)明】解法一:(2)可知,等差数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可分数列数列1,2,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可分数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

下面1,2,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可分数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 是相,可分(1,2,3,4),(5,6,7,8),…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 连续4项为,前后的可分(1,2,3,4),…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 共有 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

:1,2,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可分数列(0≤k<rm).

易知1~4k4r+3~4m+2是可分的,

只需考  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的可分性  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,只需:1,3,4,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可分.(提示:1~4p+2去掉24p+1)

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,1,3,4,6,无法做到;

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,可以做到;

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,可以做到;

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,1, <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,4,5,6, <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,8,9,10, <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,13,14, <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> , <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,18,

(1,5,9,13),(3,7,11,15),(4,8,12,16),(6,10,14,18)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,可划分:

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

,就是  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,且把2  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 共有 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> .(提示:(0,1),(1,2),…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 不可行)

,可行的  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 至少有 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> !

解法二:于等差数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 中的  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 1(mod 4),  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ≡2(mod 4),

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;…;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 构成 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 个等差数列,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;…;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 构成 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 个等差数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;…;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 构成 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 个等差数列,

故成立  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

(2)可知,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ≡2(mod 4),j≡1(mod 4)的可行性  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,1,3,4,6,不可行  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

难发现几个等差数列的公差均  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,故我尝试构造一个关于  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的一般性的式子求解  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的情况:  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;…;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 构成 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 个等差数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

于中部分,不妨  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,恰好没有2  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,恰好是 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 个等差数列,故构造成立  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ≡1(mod 4),j≡2(mod 4)成立;

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> <  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ≡2(mod 4),j≡1(mod 4)  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

首先: <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;…;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,1  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

共有 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ;…;  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,有到0  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

共有 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,证毕  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

解法三:数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> (2,4  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> +1)(其中  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 2)-可分数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 分成  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 等差数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成等差数列,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,(2)可知数列是(2,13)-可分数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 分成  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 等差数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成等差数列,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

以此,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 可划分成  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,…  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 等差数列  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

下面用数学归纳  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,去的  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,3  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立,  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> { <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> }  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> { <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> },去掉4,变为  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 的情形;

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 4×4=16种情况,其中  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立,至少两种;

 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,其中  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立,概率 <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

又因  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> ,所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> >  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> = <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>

①②可知  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a>  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 恒成立,

所以  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> > <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> 成立  <a href="/tags/37/" title="普通" class="c1" target="_blank">普通</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/261/" title="考试" class="c1" target="_blank">考试</a> <a href="/tags/491/" title="学校" class="c1" target="_blank">学校</a> <a href="/tags/881/" title="统一" class="c1" target="_blank">统一</a> <a href="/tags/1135/" title="招生" class="c1" target="_blank">招生</a> !