题目
题型:难度:来源:
【题文】设集合
则
( ).
![](http://img.shitiku.com.cn/uploads/allimg/20200322/20200322125438-56422.png)
![](http://img.shitiku.com.cn/uploads/allimg/20200322/20200322125439-81990.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
答案
【答案】D
解析
【解析】
试题分析:由题根据所给集合满足条件化简集合,然后根据交集定义求解即可.
,故选D
考点:交集运算
试题分析:由题根据所给集合满足条件化简集合,然后根据交集定义求解即可.
![](http://img.shitiku.com.cn/uploads/allimg/20200322/20200322125440-80703.png)
考点:交集运算
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817144215-98083.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817144215-45867.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817144215-73422.gif)
(1)若A={1,2,3,4},B={3,4,5,6},求A-B;
(2)在下列各图中用阴影表示集合A-B。
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817144216-13704.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817144216-69869.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817144216-33863.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817144216-64643.gif)
A.![]() | B.![]() |
C.![]() | D.![]() |