题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061811-66787.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061811-14462.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061811-17425.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061812-84071.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061812-29190.png)
解析
试题分析:先设矩阵
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061812-94238.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061812-37134.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061812-21646.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061812-49909.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061811-14462.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061812-21646.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061813-46877.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061813-22747.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061813-33923.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061812-21646.png)
试题解析:设矩阵
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061813-21758.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061814-18167.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061814-44940.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061814-78810.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061815-94417.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061815-69698.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061815-81748.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061812-29190.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061805-68319.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061805-10559.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061757-42284.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061757-85323.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061757-79927.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061757-14649.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061750-69239.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061751-15537.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061751-94877.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061751-47409.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061745-22121.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061745-39409.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061746-20361.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061746-93481.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061740-47452.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108061741-47288.png)
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