题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005108-83457.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005108-49480.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005108-75141.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/20191103/20191103005108-83457.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005108-84575.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005108-49480.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005109-23395.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005109-75656.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005109-90100.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005109-96652.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005104-78320.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005104-34930.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005104-86458.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005104-93935.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005104-19352.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005104-34930.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005104-80889.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005104-66574.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005104-38523.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005059-33813.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005100-92125.png)
A.[2,+![]() | B.[1,+![]() | C.(2,+![]() | D.(一![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005056-44017.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/20191103/20191103005052-86286.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005052-85351.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005052-75811.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005052-11853.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005052-83604.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005041-27838.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005042-67103.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005042-88116.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005042-35365.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005041-27838.png)
甲:数列
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005041-27838.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191103/20191103005041-27838.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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