名校
1 . 设
,集合
,若
个互不相同的非空集合,
同时满足下面两个条件,则称
是集合
的“规范
子集组”
①
;
②对任意的
,要么
,要么
中的一个是另一个的子集.
(1)直接写出集合
的一个“规范
子集组”
(2)若
是集合
的“规范
子集组”,
(ⅰ)求证:
中至多有1个集合对
,满足
且
;
(ⅱ)求
的最大值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be5a005db9e743a9d789747744aa6d15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc9d48660f696fc51b97c89fa55d6f4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc9d48660f696fc51b97c89fa55d6f4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a78b3c84e7818ed70018eea40c72665.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c93e3391890fc877c761121b68cb927.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c09a1f7758d33c33ff89835af98b3ae9.png)
②对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/530c0a8f2359ae7d2a41fe506e9485d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c593806811df400cc37013b0af9cc0a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/434600249ca9e717bfe8631f48654dba.png)
(1)直接写出集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4f150ab98bde511e0f65d9bafab031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2837786afdd7b9b8bc37823040d7dd64.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/072aa5da2f957e3cd057d346797196c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a78b3c84e7818ed70018eea40c72665.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c93e3391890fc877c761121b68cb927.png)
(ⅰ)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/072aa5da2f957e3cd057d346797196c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d338d650a72e81e395e8d9f5de34702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c593806811df400cc37013b0af9cc0a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1fd1b5191ed514e3573cc11a3dd992.png)
(ⅱ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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名校
2 . 对任意给定的不小于3的正整数
,
元集合
,
均为正整数集的子集,若满足:
①
,
②
,
③
,
则称
,
互为等矩集.
(1)若集合
与
互为等矩集,求
,
的值;
(2)证明:如果集合
,
互为等矩集,那么对于任意的
,集合
,
也互为等矩集;
(3)对于任意给定的正整数
,是否存在两个
元正整数集
,
互为等矩集?请说明理由.
![](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/6ea7fcdb5423c1c8c032a3efcf245682.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c7bb58dca886fc65d874e2b30040c02.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b04f7ed829546d2b2260985f507f3a8.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d47f257943e469ce5e45bca7833d9294.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
则称
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12adcda385580201a896d40562dd497f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd0dc1dc5f1c10b956f04abde185490a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(2)证明:如果集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ea7fcdb5423c1c8c032a3efcf245682.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c7bb58dca886fc65d874e2b30040c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46b6d151d3f864bae873987f6db9327a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4aa5e7bdb273169b55570b418ed549d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f6c155b4c5a6cf07d980926610a54f2.png)
(3)对于任意给定的正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5818ede14d21f6df9ef9c2bfe09286c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
您最近一年使用:0次