题目
题型:填空题难度:一般来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080942-98887.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080942-57052.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080942-60277.png)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080942-44416.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080943-95681.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080942-44416.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080943-56127.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080943-81073.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080943-95681.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080943-77412.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080943-26566.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080944-96950.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080942-57052.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080942-60277.png)
【考点】1.集合的概念.2.集合的运算.3.分类讨论的思想.
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080939-40142.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080939-34910.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080939-68013.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080935-19227.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080935-36348.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080935-37944.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080936-17784.png)
A.![]() | B.![]() | C.![]() ![]() | D.![]() ![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080934-98045.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080934-32437.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080927-56760.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080927-33616.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080928-41888.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080928-28498.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080923-19983.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080924-80474.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080924-44988.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080924-10171.png)
(2)定义
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080924-75482.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080924-95437.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080925-86024.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817080925-32940.png)
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