1 . 设集合
,则集合
与集合
的关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a0d40f7cd50e839ba740ee2db4ab333.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
2 . 已知集合
,
,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b9a2fa0fb6b2d5fbec36096178b97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b21ad78275c2a2aae8fc21828a1335db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e08bf39d3f75a765ba76407348214e08.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 设集合
是4与6的公倍数
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4d5307e3dfb8843f3ed606cbabb805.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4ca8bdc812627d925f00ed7c145d696.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f41cb3031549496ed2ee4c05b4f82709.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 若集合
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63b52716e68374aaa45f3ba35b7e6a7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c76c7734699d3ddf6ce43e9bb61556c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3b91d76a96d09924d9a7708dd008664.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
5 . 已知集合
,
,若
,则
的最大值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2be01cc41f71121975fdcce52b0c9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be9e1335c24d8bddb01ce79168984f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56552cb9c94f329a295d508567103f75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2024-04-08更新
|
221次组卷
|
2卷引用:山西省大同市第二中学校2023-2024学年高一下学期3月月考数学试题
解题方法
6 . 已知集合
,
,若
,则
的最大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f93f1dd76a8995997f9af34d2fc26d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6bc9b7a5569a65e9e58f911b5554844.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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7 . 设集合
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d82727d2d9b47704291396a5cd4916f9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 已知集合
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b48b02cd5869cea5d930ea63fc3a114.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
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解题方法
9 . 已知集合
,集合
.
(1)当
时,求
;
(2)请在下面两个条件中任选一个,作为已知条件,求实数k的取值范围(全选按照第一个给分)
条件:①“
”是“
”的充分条件;②
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e1f672175b7080c6556b322080ce3a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/086fef7b1cb105133b775395e8f97f42.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e69866076dcff686a05e9e91e61e68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)请在下面两个条件中任选一个,作为已知条件,求实数k的取值范围(全选按照第一个给分)
条件:①“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a9afa6ca3c54f758947c5ece1a2e71b.png)
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10 . 已知全集
,集合
.
(1)若
,求
;
(2)若“
”是“
”的充分条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ccaf2fb1174d9314c3e9b07846059c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e4ca3312539caaddec5f496111f6e4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
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