题目
题型:不详难度:来源:
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105148-83254.png)
解析
解:
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105148-16284.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105149-67167.png)
解得:
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105149-34657.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105149-71628.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105150-13391.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105150-32669.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105150-59300.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105128-21844.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105128-99575.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105128-79838.gif)
A.![]() | B.![]() ![]() |
C.![]() | D.![]() ![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105124-57233.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105125-66686.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105125-79202.gif)
A.必要不充分条件 | B.充分不必要条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105117-19214.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105117-62907.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105118-19745.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105118-86049.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105110-91787.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105110-25656.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105110-58654.gif)
A.a B.2a C.
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105111-35567.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105105-56300.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105105-84053.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103105106-39799.gif)
A.充分不必要条件 | B.必要不充分条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
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