函数
的定义域为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f6accb606d85f5c5734ed827a3421e.png)
A.![]() ![]() ![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() ![]() |
更新时间:2020-02-18 14:45:05
|
相似题推荐
单选题
|
容易
(0.94)
【推荐1】函数
的定义域是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d4e90be86a19aa494a35080f7af9b3.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
容易
(0.94)
解题方法
【推荐2】设全集
,集合
,
,则图中阴影部分表示的是
![](https://img.xkw.com/dksih/QBM/2016/5/4/1572616397545472/1572616403492864/STEM/e7af04f84f60478c81ab10c528e77119.png)
![](https://img.xkw.com/dksih/QBM/2016/5/4/1572616397545472/1572616403492864/STEM/e00e7501f6e24671b7cd39ce3f77d6db.png)
![](https://img.xkw.com/dksih/QBM/2016/5/4/1572616397545472/1572616403492864/STEM/adabdda073624aac94f8585afc471110.png)
![](https://img.xkw.com/dksih/QBM/2016/5/4/1572616397545472/1572616403492864/STEM/dc6cb60c9f9941a3845ac87e7e3cc7de.png)
![](https://img.xkw.com/dksih/QBM/2016/5/4/1572616397545472/1572616403492864/STEM/e7af04f84f60478c81ab10c528e77119.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
容易
(0.94)
名校
解题方法
【推荐1】设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e043973d607ddd6c0dbb4dc76e8db320.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3bb1662bae129fcfd57dc93d3c5adf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
容易
(0.94)
名校
解题方法
【推荐2】设全集
,若集合
,则集合
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56dfa3484aed8a5a4b89a5399b78853b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715476727accc3c6b3c71f2f25c3aaad.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次