1 . (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
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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
2 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02a212a41d8265bcca3a5c382220c0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c85e67019803d1062e97c17d17e0ff7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 已知
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3555d85bdeb5a3e0c55d8e780eae521f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e0bd500a487bb18e8f2ee15c1ccde77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 已知集合M,N满足
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede280b7d4529ca9afb08bff174225ef.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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2023-06-06更新
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5卷引用:海南华侨中学2022届高三下学期全真模拟考试数学试题
5 . 设集合
,
或
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49680be1ca32937e0d833090d6ed3f51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c4e44fc1125dc258e2f871acf8c030c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a884b4f8abcd59336c71e5429fa75fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知集合
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b928fdcd54f04ddf77b856cf1d9e2c7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08dd568307deba2c536e1e6793856f39.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2022-12-21更新
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2卷引用:海南省2021-2022学年高二下学期学业水平期中考试数学试题
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7 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9236aff8432e61dcfd19ab1982e1499.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b38ce694992a4b6d5bdd20931419dc8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5卷引用:海南省海口市秀英区部分校2022-2023学年高一上学期9月份检测数学试题
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解题方法
8 . 已知集合
,
.
(1)若
,求
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/915519ebd1a33734e5b1c02e8d12ed5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb5dc59f2880af2ea341bd375bbfb94d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21fe0eb16522cc094620d880e7cd9d2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ed549dafe96391f5ebd8c8217873971.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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9 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31c4f8a93722818af43530b3dd672724.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2022-11-16更新
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4卷引用:海南省2023届高三上学期11月联考数学试题
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10 . 已知集合
,
.
(1)求
,
;
(2)若集合
,且
.求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31fa2dc4e8fa9445781ff2f96c965af0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f19a615861444982f2e79e63874aab9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e36107591b80216ded064f86af687b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94b0cbfbb7f9547c3bdcc8356d456935.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74749a4160641e18b20cf2e1201fd21b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29cd450d0feaea9acb27a60430f4a3c.png)
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2022-11-13更新
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2卷引用:海南华侨中学2022-2023学年高一上学期第一次段考(期中)数学试题