解题方法
1 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8429540a217a2091ef16e1dcd594397b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
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/36113af7d0b0b4cf823babb95fb7536d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ad56766b1a3f1b1fbba45ca38e9d01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.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/879779123641388c50bc027caecfe331.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-25更新
|
309次组卷
|
3卷引用:北京市朝阳区2023-2024学年高一上学期期末质量检测数学试题
4 . 设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8e9ba357a3b1aef289233795123a9f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6deb420e37b7ca7334fb74ddb899119c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
5 . 已知全集
,集合
,
,则图中阴影部分表示的集合为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/24/017c8143-88f8-4eea-8dcb-2e60f053c518.png?resizew=156)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc4704d37d0d020c0cd57ee88b6cd76e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/734df0820ce17eb885db5317bd292a8a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/24/017c8143-88f8-4eea-8dcb-2e60f053c518.png?resizew=156)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 若集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/888e9710dcf0bc3ef82064f155a0f4ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2d5cfdcd04af3d18bdda056fca7f14f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
7 . 设集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9481b06b533d8a4f1e215d108ae8d42a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知集合
.
(1)当
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e51abe7b5f00b4dbe9f24e49981d53.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b4287c52490c5278a87bace92a36847.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-01-24更新
|
147次组卷
|
2卷引用:内蒙古2023-2024学年高一上学期期末教学质量检测数学试题
9 . 已知集合
,
,则
中元素的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/246926220869334b7117a2c1b97fc8a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9cbeeafc8d65626f4a399da2a787fdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
10 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5171c440294e9699c0a62cde6f4c6e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e34df17449bb9027a1712fe897db77c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-24更新
|
226次组卷
|
2卷引用:广东省梅州市2023-2024学年高一上学期期末考试数学试卷