1 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f47635f7958a97a037d9a5c1b07d1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2 . 设集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5da36692df9429e7b565e74c60b09e5.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/edcf4f84f80c8b325c2df2ff86aee0b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39cbcfe2962b26c7e66f8c2b44bdefeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 集合
用列举法表示为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/145edf8e1afbf60cd36878a8ff0c2113.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8fa5a8bc1fb8846d03798012ef5630a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.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/656f9b8f27f9c0f4d997d842426b358d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8c9376367ec612a3fbdfec5aea1b3a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-15更新
|
988次组卷
|
3卷引用:云南省昆明市第一中学2023-2024学年高一上学期期末考试数学试题
解题方法
7 . 已知集合
.
(1)当
时,求集合
;
(2)若集合
只有2个子集,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2121a414945869af3aa8eef6b5bcd7d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024·全国·模拟预测
名校
8 . 已知集合
,
,则集合
的真子集个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfc03ec3d78487844b44cd273efc9188.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32119bdfd6da3e8f08f9018c2d5af363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
A.8 | B.16 | C.31 | D.63 |
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9 . 若对任意
,均有
,就称集合
是伙伴关系集合.设集合
,则
的所有非空子集中,具有伙伴关系的集合的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd77104cc745d1e0e262122da34482d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d4e38579ea67163d79c00f3f4aef0c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
A.15 | B.16 | C.32 | D.128 |
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10 . 集合
用列举法表示为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf16235a7b028934e9022b4a2658dc82.png)
您最近一年使用:0次