题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235509-54126.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235510-34490.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235510-96797.png)
A.充要条件 | B.充分不必要条件 |
C.必要不充分条件 | D.既非充分也非必要条件 |
答案
解析
试题分析:由条件
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235509-54126.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235510-45020.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235510-34490.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235510-73992.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235510-65040.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235510-98567.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235511-49202.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235501-52149.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235502-76792.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235502-50646.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235502-76576.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235502-24479.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235502-76792.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235502-25223.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235502-63329.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235502-71092.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235455-99796.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235455-50526.png)
A.[2,+![]() | B.[1,+![]() | C.(2,+![]() | D.(一![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235448-79563.png)
A.充分不必要 | B.必要不充分 |
C.充要 | D.既非充分也非必要 |
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235442-77003.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235443-86310.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235443-50937.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235443-64282.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235443-45045.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235438-69061.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235438-55355.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235438-92393.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235438-62193.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235438-69061.png)
甲:数列
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235438-69061.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102235438-69061.png)
A.甲是乙的充分条件但不是必要条件 |
B.甲是乙的必要条件但不是充分条件 |
C.甲是乙的充要条件 |
D.甲既不是乙的充分条件也不是乙的必要条件 |
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