1 . 已知集合,则
( )
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f9e721c4bdef7a5d898a375a9a58bd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d4f51ff5417b6a78082a83547766a0c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b79350975a20348c5cc0a61c2def96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
4 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ad0c99f90d52146555244887288384f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
5 . 已知全集
,集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b00d78aaf2acacd29e9463382485d7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c988d674156ea47cf0befbc19323c0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feb672fad95c619b67f7756a77416b40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe9483e122e2b8b02794ce03405ba48a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 设集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0c28284c63f357179c4284174b5281d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
7 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a253216e8313d558c878f5b926133f47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知集合
.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c3cdd7b47041cc8bb1aec9e140b1078.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b262d7550393adaf604eda738fa2cb7.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c9888b5d5c5ccae881b6270267b769.png)
您最近一年使用:0次
9 . 若集合
,集合
,则集合
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa7ea88f5af60894c0149c8aa5280f24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c54732cca4efa68f1c29629848a0b5f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
10 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9397b2d0e192dfed7764db3381511b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次