题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012539-18912.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012539-79272.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012539-19325.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012539-35626.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012539-25149.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012540-39895.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012540-36843.png)
解析
试题分析:若
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012540-26658.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012540-23116.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012541-49215.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012541-11199.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012541-61069.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012540-39895.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012541-70434.png)
核心考点
试题【已知中,边上的中线AO长为2,若动点满足,则的最小值是 .】;主要考察你对平面向量的基本定理及坐标表示等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012533-32571.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012533-75486.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012533-14479.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012526-57156.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012527-88271.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012520-44314.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012521-77307.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012521-31849.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012521-87563.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012521-32404.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012516-88561.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012516-88672.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012517-53566.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012517-89183.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012511-13449.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191104/20191104012511-77155.png)
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