名校
1 . 记集合
.对任意
,
,记
,对于非空集合
,定义集合
.
(1)当
时,写出集合
;对于
,写出
;
(2)当
时,如果
,求
的最小值;
(3)求证:
.
(注:本题中,
表示有限集合A中的元素的个数.)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a89f895a14b4f202dfe6b19224857c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74c86c0b2a71ee538df6ab1eab3c8b2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd58ba2338450bd94bc2a1ec0a0a51ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/120df58b92e747fc3091f1a3aeff228d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13342dd73eb34ca37aaca5b521706442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19ca324ae5ead82dd03b6cb5afac67a5.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc2d3df37e73a8abea815f37dbb3fff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb9ad1e34877b0db02d0219332b0f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4469a0542c773e329e8cc42e14a84169.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0ca0b9e99203ec575c46cdbf2d4ef0d.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8839c83b988c42da1fce4a96787583eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c045c7a097a2908732932f4c0c170693.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25376e139f40d0df5ada2c9ebb1da2e4.png)
(注:本题中,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c045c7a097a2908732932f4c0c170693.png)
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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 . 在下列选项中,能正确表示集合
和
的关系的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1353e28efb2a55af5e095913aba9f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/829feb22ea47a98c7773b1907f00b1c4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
4 . 若全集
,
,
,则下列关系正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db9f064bab7db4a1bb05d7463d6ee39d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dfdfe6af66efa75e6d7de8cbe9eebaf.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-06-11更新
|
593次组卷
|
2卷引用:辽宁省部分高中2023-2024学年高三下学期第三次模拟考试数学试题
解题方法
5 . 已知非空集合
,
,
均为
的真子集,且
.则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.![]() | B.![]() ![]() | C.![]() ![]() | D.![]() |
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名校
6 . 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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解题方法
7 . 若表示集合M和N关系的Venn图如图所示,则M,N可能是( )
A.![]() |
B.![]() |
C.![]() |
D.![]() |
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名校
8 . 若集合
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/546bd9feedf0fdcbafc6b2310fca7d62.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
9 . 已知集合
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc51474b54120493b300a14e566cbc0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e8fc40c93d8e2d5ec2f6bda13d8785a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 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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