题目
题型:填空题难度:简单来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103143-50410.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103143-34764.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103143-58211.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103144-12834.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103144-84348.gif)
解析
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103140-90394.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103141-77914.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103141-40670.png)
A.![]() | B.![]() | C.![]() | D.![]() |
已知函数
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103135-79980.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103135-80944.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103135-14013.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103135-64210.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103135-48602.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103135-80944.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103135-64210.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103136-92012.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103136-18236.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103130-16065.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103131-85207.gif)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103131-80176.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103131-26861.gif)
(2)若记符号
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103131-80074.gif)
在图中把表示“集合
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103131-40925.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103132-67356.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103132-87954.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103127-31774.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103127-25125.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103127-71665.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103122-49143.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103122-72042.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817103123-51724.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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