解题方法
1 . 写出一个定义域为
且值域为
的函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
您最近一年使用:0次
2022-03-29更新
|
850次组卷
|
3卷引用:云南省昆明市2022届高三”三诊一模“复习教学质量检测数学(理)试题
2 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baadfe0552c6e2328949b3c42906babc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94cfd90978f0398c412ce73409b68240.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次