名校
1 . 已知集合
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f20286438324375659c671c26fa1cfdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/924972ab1392e09a7ba76c8c6d5f3125.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a70d32c64918aa4d1d9d3ce0bdbf7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
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2 . 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
3 . 下列四个命题正确的个数是( )
①
是空集;②若
,则
;③集合
有两个元素;④集合
是有限集
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32f88eb4061565a2dcc6735dd0c13dd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55a7e34f15b46c51888ad96b233f0f5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/820ec56460819f6778374192faa907ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/addbfadc2089e698885912b0f83e3f77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b94935d206624493c9093d3f403b59a.png)
A.1 | B.2 | C.3 | D.0 |
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4 . 若集合
,当
时,集合
的非空真子集个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea9662287d3a3da28040c8fc45aa0cbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8493a0cd10d3d0399173c04163740a38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.8 | B.7 | C.6 | D.4 |
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名校
5 . 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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名校
解题方法
6 . 设集合
,(
,
)且A中任意两数之和不能被5整除,则n的最大值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6bd3eec1b1e189c92c2db22ea773cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd4613271f782a90ab580131d09d03d1.png)
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7 . 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
8 . 已知集合
,集合
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9417cedaddfa98c7a0737ea7f10ed62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfdd3d1f0dd2aa9ec90486ca0efe96ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.![]() | B.0 | C.1 | D.2 |
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2024-06-11更新
|
429次组卷
|
2卷引用:重庆市2024届高三第三次联合诊断检测数学试卷
名校
9 . 已知集合
,
,若
,则实数a的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6908b215e9e8c64667d15b18b408567.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56c085a3a5ad2be59fbd2891e7af8f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 已知集合
,对于
,
,定义
与
之间的距离为
.
(1)已知
,写出所有的
,使得
;
(2)已知
,若
,并且
,求
的最大值;
(3)设集合
中有
个元素,若
中任意两个元素间的距离的最小值为
,求证
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0a1ddf7f51f115fa436aadb2de92b3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1e6a5b4c75edf2ee68f935b2e3fe12d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec1a7c3713945abc4eca8485945abf32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ab4a9bfa50054c808dd8190305d0abd.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9e25cf1d30f458593f08325f85f6e0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42c72cbaca91d8e578762c4f0b6750a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4aaf68eac26dd95e0eb726913dfc17b.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/003fbb029cdb6d5d7f93e29dca371f7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e77ba8c90d21237670483bbcd8ac63b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c332b53365518c5cf5361bf3cacd47b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4a2681390214200443ae07c01a4abe.png)
(3)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11feb79d33ca429733a82c5d88393ba1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1071ac8657ef1c4e1ea7e0530196298d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9d528f49ab8d7fd971c5bb8fa7f24d4.png)
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