名校
1 . 若集合
,集合
,其中
,则称集合
是集合
的一个“
元子集”.若“
元子集”
中的元素
满足对任意
,恒有
,则称
为
的一个“个性独立子集”.已知集合
,集合
是
的一个“个性独立子集”.
(1)求所有满足条件的集合
的个数;
(2)若
且互不相等,证明:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2b7c647eb8e6be44689333e1a6f1f8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473ed4e9293f5066fe367cfa541afa11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5d87fa699e2aca137f69e4ac0883dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9304e71a623c4412188a800046a970d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a4aecf0b7edfa826f73389322a52cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86f2c01531dd639f0ad3da0098febbb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/effaffc8a4d01f865a79933d3c337060.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)求所有满足条件的集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ab3fa353ea21d2dea55e32a354e3dfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0736f73b81bec1c5d4efe968cfbe2a.png)
您最近一年使用:0次
名校
解题方法
2 . 设A是正整数集的一个非空子集,如果对于任意
,都有
或
,则称A为自邻集.记集合
的所有子集中的自邻集的个数为
.
(1)直接写出
的所有自邻集;
(2)若
为偶数且
,求证:
的所有含5个元素的子集中,自邻集的个数是偶数;
(3)若
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/417abc71b8bee465746db0a35e776f0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ca2371b88985463ba25e4ec1ea453d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b377240e8ad277805e0499803d5be5e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
(1)直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e47cd514b2920609e3781c87df6ab70.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/623eef12f37f0b85ddd367faa9b3bfad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5818ede14d21f6df9ef9c2bfe09286c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04aba3402e1d191ff96adda7c4af70ef.png)
您最近一年使用:0次
2023-05-28更新
|
708次组卷
|
11卷引用:北京市第五十七中学2021-2022学年高二上学期期中检测数学试题
北京市第五十七中学2021-2022学年高二上学期期中检测数学试题北京市第二十中学2022-2023学年高二上学期12月月考数学试题北京市北京师范大学第二附属中学2023-2024学年高二上学期期中测试数学试题北京市第二中学2023-2024学年高二上学期12月第二学段考试数学试卷北京市西城区2021届高三5月二模数学试题北京一零一中学2023届高三下学期数学统练四试题北京卷专题02集合(解答题)北京市第一0一中学2022-2023学年高三下学期统练数学试卷(四)(已下线)高一上学期第一次月考解答题压轴题50题专练-举一反三系列北京市东城区景山学校2024届高三上学期12月月考数学试题(已下线)专题22 新高考新题型第19题新定义压轴解答题归纳(9大核心考点)(讲义)
名校
解题方法
3 . 设自然数
,若由n个不同的正整数
,
,…,
构成的集合
满足:对集合S的任何两个不同的非空子集A、B,A中所有元素之和与B中所有元素之和均不相等,则称集合S具有性质P.
(1)试分别判断在集合
与
是否具有性质P,不必说明理由;
(2)已知集合
具有性质P.
①记
,求证:对于任意正整数
,都有
;
②令
,
,求证:
;
(3)在(2)的条件下,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192fc415cb8db504ffb1ad939981b7a2.png)
(1)试分别判断在集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/869ae0235255b84ece86c8bd81939067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afc5cbe002e669214c4c1597bc8b0caf.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192fc415cb8db504ffb1ad939981b7a2.png)
①记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31295a254d093889374c947aa881a308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b4b3879d1c6debf0333008f686634e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87270dc51105d272c6f76af461d08457.png)
②令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e9ca7e90d47d7ee295338bbac2d8d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa81f4cef9531213df1b3261295508eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1557d3b215f58330d34827b134ad2925.png)
(3)在(2)的条件下,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/749877d42d1984fb42369b7bb4e376c7.png)
您最近一年使用:0次
名校
4 . 已知
,对于有限集
,令
表示集合
中元素的个数.例如:当
时,
,
.
(1)当
时,请直接写出集合
的子集的个数;
(2)当
时,
,
都是集合
的子集(
,
可以相同),并且
.求满足条件的有序集合对
的个数;
(3)假设存在集合
、
具有以下性质:将1,1,2,2,··,
,
.这
个整数按某种次序排成一列,使得在这个序列中,对于任意
,
与
之间恰好排列
个整数.证明:
是4的倍数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/930bc56406e69b785b37a83d48e36724.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54d5262a2b9c5f9414e590a614cf4c6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfe2ecc1431daa3d31c1fa94d0c38b10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9387062f286152ca34cc40621fb5a5f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cecd12504283118ed6bef7eafa123c4e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45cf86650443d1b86c79b1e3edc7e5c.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/0b68df477b3ee45ac0f725db00d465a1.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/f9b6d21c9d991e18d644b72afba4e88b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41be4f4fbf21555f325caf280c392c00.png)
(3)假设存在集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfe2ecc1431daa3d31c1fa94d0c38b10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfe2ecc1431daa3d31c1fa94d0c38b10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f3d9e6b9e450e436227d6b2e2a3e08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f338dcaa1aebbfe470899cc2544edd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de05de2e0a7cccae0e2e39650385c34f.png)
您最近一年使用:0次
名校
5 . 设整数集合
,其中
,且对于任意
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d226dbccd278f6d20653d52c4fe28351.png)
(1)请写出一个满足条件的集合
;
(2)证明:任意
;
(3)若
,求满足条件的集合
的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9a02459a21167382ebfb095935255cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f947cf70804570839084fb9e8ffdad3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b836bde5106e78caeb728ff3353bee7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/269c7a915fc171ac7ad84c09883a6dd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d226dbccd278f6d20653d52c4fe28351.png)
(1)请写出一个满足条件的集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)证明:任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/484fc0329e7b476cd093d844d09fb20f.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d5215a6d2915d87bbc65302d184df8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
2020-01-13更新
|
936次组卷
|
3卷引用:北京市北京理工大学附属中学2021-2022学年高二6月月考数学试题