名校
解题方法
1 . 设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba3030e5fd803dce75c9dc0df6e9a56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f115411a61585956f9dbffe0a8264058.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933347fd4d93628c8a9cb6a540560471.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-04-29更新
|
361次组卷
|
2卷引用:海南省琼海市嘉积中学2023-2024学年高一下学期高中教学第二次大课堂练习数学试题
2 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c41e6d7a13148c512f443dcffb4a76cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a90a945eea859452547c6529e88d14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
解题方法
3 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baebd490f50781873b14f51713fe3371.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/575c13a1f596fda2ba7265eb4e04869d.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
解题方法
4 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33192ecf1eaa47899375911ea1dca452.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cdbe9c0dbec12d5e1f060ed94af1d11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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5 . (多选题)若集合
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2333f966f6ec29f0661f93d99b055cd5.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-11-21更新
|
119次组卷
|
2卷引用:海南省三亚市三亚青林学校2022-2023学年高一上学期第二次月考数学试题
6 . 若集合
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2333f966f6ec29f0661f93d99b055cd5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
7 . 已知全集
,集合
,集合
.
(1)当
时,求
;
(2)设
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a83cd797c7d77d9a12a2ba186e2a64a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcf110b3c7563bbd1da31ea7366659d9.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11102484da0c33a348a8c4db152a4b7a.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-10-14更新
|
44次组卷
|
2卷引用:海南省琼海市嘉积中学2023-2024学年高一上学期10月月考数学试题
8 . 已知集合
,
,
,
(1)试求实数a的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f14ae206e70a2413e0fd6656fb628ace.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33cd5165f61f29325e8e05673630b9c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af09890b287b76f71c8a594c53da8839.png)
(1)试求实数a的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
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解题方法
9 . 在①
,②
,③
这三个条件中任选一个,补充到下面的问题中,求解下列问题:
已知集合
,
.
(1)当
,求
;
(2)若A非空,______,求实数a的取值范围.
注:如果选择多个条件分别解答按第一个解答计分
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53690cf988ac0f616164d045fb8ee4fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c6d5ec034a71ecae714951274be2cee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09cf99c0ec43ac6b297dc694c687a260.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若A非空,______,求实数a的取值范围.
注:如果选择多个条件分别解答按第一个解答计分
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10 . 已知集合
,
且
,则
中元素的个数为______ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37d99d105bb887749d84e385d075b7f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60495c4fd0b2850720609ed7569fa683.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd49ba8033740bc021f58b05451f9c45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
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