题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024023009-87728.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024023009-99898.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024023009-87728.png)
A.![]() | B.-![]() | C.-![]() | D.![]() |
答案
解析
试题分析:由题意可设
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024023010-34374.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024023010-44041.png)
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![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024023011-50993.png)
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![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024023012-88778.png)
核心考点
试题【已知直线和双曲线相交于A,B两点,线段AB的中点为M.设直线的斜率为k1(k1≠0),直线OM的斜率为k2,则k1k2=( )A.B.-C.-D.】;主要考察你对双曲线的定义与方程等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024022957-32328.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024022957-70233.png)
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![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024022958-49115.png)
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A.8 | B.![]() | C.![]() | D.16 |
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024022949-77570.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024022945-54759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024022937-21036.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024022937-53815.png)
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A.![]() | B.![]() | C.2 | D.![]() |
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