名校
1 . 设数阵
,其中
.设
,其中
且
.定义变换
为“对于数阵的每一行,若其中有
或
,则将这一行中每个数都乘以
;若其中没有
且没有
,则这一行中所有数均保持不变”
表示“将
经过
变换得到
,再将
经过
变换得到
以此类推,最后将
经过
变换得到
.记数阵
中四个数的和为
.
(1)若
,写出
经过
变换后得到的数阵
,并求
的值;
(2)若
,求
的所有可能取值的和;
(3)对任意确定的一个数阵
,证明:
的所有可能取值的和不超过
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc547069ea30c6fd86a2002412dcbdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ad77a51a408977ca4eadd84cf7af68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/446c58425afdfb13f4c9671ad938046e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b41f4fbe3615ad2e6055e83792015c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c866e176c39fd314d3cd3bbe52ba8ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13457c887234afca68b4ab6be353481.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53fc303cfac1c7534451fb0789e68340.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53fc303cfac1c7534451fb0789e68340.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cfe5a8c2dd8ab99cc48f249329606e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4891337ce2ce5c1f700b8824a03cd83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/747f43f06177d471d83cda317c39d105.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d04c7fa3af0dfe844bad6469e0e91fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/221f88f10c065cf9c855369540113c9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15145fa7ce87d4730373560c26d292bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0dbb44d7459e2c69c046775664c21d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0dbb44d7459e2c69c046775664c21d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18267d0ffae48f0e6cdd7db1e2ab8f2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9ba94d55e995adb5a98232d720637e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe4f007b1ceaccfff1d659f6f8592c4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18267d0ffae48f0e6cdd7db1e2ab8f2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6131d017f185f950dfbbdc9e3c7080e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18267d0ffae48f0e6cdd7db1e2ab8f2.png)
(3)对任意确定的一个数阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18267d0ffae48f0e6cdd7db1e2ab8f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edbd40e04e2a943051fa83d6e511add.png)
您最近一年使用:0次
2023-12-20更新
|
1854次组卷
|
6卷引用:浙江省温州市第五十一中学2024届高三上学期期末数学试题
浙江省温州市第五十一中学2024届高三上学期期末数学试题(已下线)最新模拟重组精华卷2 -模块一 各地期末考试精选汇编(已下线)专题1 集合新定义题(九省联考第19题模式)练(已下线)新题型01 新高考新结构二十一大考点汇总-3(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)北京市海淀区中关村中学2024届高三上学期12月月考数学试题
2 . 定义1:通常我们把一个以集合作为元素的集合称为族(collection).
定义2:集合
上的一个拓扑(topology)乃是
的子集为元素的一个族
,它满足以下条件:(1)
和
在
中;(2)
的任意子集的元素的并在
中;(3)
的任意有限子集的元素的交在
中.
(1)族
,族
,判断族
与族
是否为集合
的拓扑;
(2)设有限集
为全集
(i)证明:
;
(ii)族
为集合
上的一个拓扑,证明:由族
所有元素的补集构成的族
为集合
上的一个拓扑.
定义2:集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
(1)族
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ee5abf02995c6ac2135347a663cdb0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e92ee8109b0f949f8946814f0a69e8b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
(2)设有限集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
(i)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63a75d83dc31194727f441b79eee9cfc.png)
(ii)族
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9350d17e3ce2d85030a0076b53174a96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
您最近一年使用:0次
名校
解题方法
3 . 已知
元正整数集合
满足:
,且对任意
,都有![](https://staticzujuan.xkw.com/quesimg/Upload/formula/453e81d3dacb5e2e527b8daebcf19fc9.png)
(1)若
,写出所有满足条件的集合
;
(2)若
恰有
个正约数,求证:
;
(3)求证:对任意的
,都有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5fcfc55b56f04ac530871067e5ce71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b5ba5a3d48da1d7f3952c013a5ee0de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/139ae1c18e2cded6d04808a3aa24c6bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26c7cb34e9b5c1ecd75ff1966e882ae7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/453e81d3dacb5e2e527b8daebcf19fc9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7334c46af837676ada9575630a48d60f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7979eac1b85b681ba94bf8d833c5c6e7.png)
(3)求证:对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fa673986cef1873a421a572abf9ed71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57cee7a77f2f4592cb5c96245ff025f8.png)
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名校
解题方法
4 . 已知数列![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f155247fc662b89c545ea34094b778d6.png)
,
,…,
的各项均为正整数.设集合,
记
的元素个数为
.
(1)若数列
1,1,3,2,求集合
,并写出
的值;
(2)若
是递增数列,求证:“
”的充要条件是“
为等差数列”;
(3)若
,数列
由1,2,3,…,11,22这12个数组成,且这12个数在数列
中每个至少出现一次,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f155247fc662b89c545ea34094b778d6.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/8d8e6e9e456eb7ed9de302990075d1c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3093d1159a994b153db26d1ba23c567f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a318eb5a4da016d3d993175e845a90ab.png)
(1)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f155247fc662b89c545ea34094b778d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a318eb5a4da016d3d993175e845a90ab.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be63af01fc637c108801b34882acc1a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/807511534842b45a837c0fe12754345e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a318eb5a4da016d3d993175e845a90ab.png)
您最近一年使用:0次
名校
5 . 对于数集
(
为给定的正整数),其中
,如果对任意
,都存在
,使得
,则称
具有性质
.
(1)若
,且集合
具有性质
,求
的值;
(2)若
具有性质
,求证:
;且若
成立,则
;
(3)若
具有性质
,且
为常数,求数列
的通项公式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4622c700325a90d453e6300b886a8e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0bc1a0bba5e6e8ddf6f1f60f78e6490.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/887982e3735dd7ca13293338a12df593.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6dbbefb5a9955cdbe090c5f0b8a8d37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43cbab5722e0fb2df79a07cfe8f1164b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b7511e6ce72a5232820b7007f976be9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/864dd49f786346bc320deace92f949b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7551ee6e86b2c6e79236dfe3e2e2c24b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/346549f9adda7eb363f16d355ae68b85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87a60302649eb940748da818199e55da.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62cf27bef9cafda3dd897e29f3fe1df3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fe1c31a81f198c443e71b83ca662939.png)
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名校
解题方法
6 . 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
|
718次组卷
|
12卷引用: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)
(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)北京市西城区2021届高三5月二模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东城区景山学校2024届高三上学期12月月考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(已下线)拔高点突破01 集合背景下的新定义压轴解答题(四大题型)
7 . 数列
的前n项![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f2b043b989216035c6fd985f1dd6a3f.png)
组成集合
,从集合
中任取
个数,其所有可能的k个数的乘积的和为
(若只取一个数,规定乘积为此数本身),例如:对于数列
,当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ca6aed34ac7a9ec7a2c99017258950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf2a2e79473c0dae68bbfc032eb5d374.png)
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53d0f03653307d27a5d3cf0651ae59c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65124bfe2a0b72ab2a5ce2699e96ea40.png)
;
(1)若集合
,求当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c841708c1ad65be3b5d71fa2bfad2698.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b0f2a2edfeb8e72c6b31925418cef55.png)
的值;
(2)若集合
,证明:
时集合
的
与
时集合
的
(为了以示区别,用
表示)有关系式
,其中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79625fa88ed03a4ab346113c1b74ee08.png)
;
(3)对于(2)中集合
.定义
,求
(用n表示).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f2b043b989216035c6fd985f1dd6a3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5e07bf129b073f37b553fbca100172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/929d4439a3528ff0dbda8a4c15e50684.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51342bd3cf34520879288321fff9e995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a996c4e29bcc381353e072eb04c11b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/000878a4785933077d2047002ceefe64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87b351f16728b0023fd63678f8103c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ca6aed34ac7a9ec7a2c99017258950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf2a2e79473c0dae68bbfc032eb5d374.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc2d3df37e73a8abea815f37dbb3fff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53d0f03653307d27a5d3cf0651ae59c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65124bfe2a0b72ab2a5ce2699e96ea40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78ed17c0a08822cec43834a328a9459a.png)
(1)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7e83978c34e6eb0949e09efbb32e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c841708c1ad65be3b5d71fa2bfad2698.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b0f2a2edfeb8e72c6b31925418cef55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/155c5f3a5c55e0c95191c5a893f63062.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb2cb003e606c759ff3c11589dacb5d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ef7ca2b3e8061384501f668e59696a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7f2c72ab559a0615db4c51327b78d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7e74be91bfe4bc209da7539dbf9b72c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63ba21f3d0cfc86d40e2e06446623ce0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1e2eab067846bbece47c58b5f172214.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7e74be91bfe4bc209da7539dbf9b72c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3452989a9088b492a453b9bcadb4d89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ef55dcc5a8256029a4e421325fb0a6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79625fa88ed03a4ab346113c1b74ee08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ff8f43f54aaab94d126c2ed7c929196.png)
(3)对于(2)中集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d22d7376f2a56d0059105bc63ed7c4fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
您最近一年使用:0次
2023-05-23更新
|
541次组卷
|
4卷引用:微考点4-1 新高考新试卷结构压轴题新定义数列试题分类汇编
(已下线)微考点4-1 新高考新试卷结构压轴题新定义数列试题分类汇编2017届上海市浦东新区高考三模数学试题2017届上海市浦东新区高三下学期5月练习数学试题(已下线)第三篇 数列、排列与组合 专题1 建立递推关系求通项公式 微点1 建立递推关系求通项公式
8 . 在
)个实数组成的n行n列的数表中,
表示第i行第j列的数,记
,
若
∈
,且
两两不等,则称此表为“n阶H表”,记![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f6f9fb93b7549faaa98d49b8b08ec7.png)
(1)请写出一个“2阶H表”;
(2)对任意一个“n阶H表”,若整数
且
,求证:
为偶数;
(3)求证:不存在“5阶H表”.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79ff6f8857124f7bbc5a1c65c2e83767.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37a14c188b1c9d61aa237b137ba18023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10c9ff2b00c2841318b2697b070201a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c2fe368efe94c1e98309473e49a92fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37a14c188b1c9d61aa237b137ba18023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d253e22a1d9709dca48c6e0c649b47bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c0fdc4f349ea9634160ce08ac269691.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f6f9fb93b7549faaa98d49b8b08ec7.png)
(1)请写出一个“2阶H表”;
(2)对任意一个“n阶H表”,若整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db8c7f00e535ec1ffbb7008711b2096.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8810a8ced3ca8dae09180a663275b425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(3)求证:不存在“5阶H表”.
您最近一年使用:0次
2023-03-14更新
|
872次组卷
|
5卷引用:专题1 集合新定义题(九省联考第19题模式)练
(已下线)专题1 集合新定义题(九省联考第19题模式)练(已下线)微考点8-1 新高考新题型19题新定义题型精选北京市城六区2018届高三一模理科数学解答题分类汇编之压轴创新题北京市第一0一中学2023届高三数学统练三试题北京市第十一中学2023届高三三模(5月)数学试题
名校
解题方法
9 . 给定整数
,由
元实数集合
定义其相伴数集
,如果
,则称集合S为一个
元规范数集,并定义S的范数
为其中所有元素绝对值之和.
(1)判断
、
哪个是规范数集,并说明理由;
(2)任取一个
元规范数集S,记
、
分别为其中最小数与最大数,求证:
;
(3)当
遍历所有2023元规范数集时,求范数
的最小值.
注:
、
分别表示数集
中的最小数与最大数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825aebd95112da4ea868624c6a8d5e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f292ceb39541a09e4e0895236888b758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1caf54f3f842ff7aef9ad1383a8631f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1f786ac371d6a08506bffda41dcac71.png)
(2)任取一个
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a74839dfa76d4637641dcb41270e0618.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83dfa7b5f718ed24cde77b169b3d76f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
注:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69f5e363bbded380a6c6e5d51405e5fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d3ba68338f7e2594df13b30ed67ecfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
您最近一年使用:0次
2023-02-24更新
|
4340次组卷
|
12卷引用:2024年1月普通高等学校招生全国统一考试适应性测试(九省联考)数学试题变式题16-19
(已下线)2024年1月普通高等学校招生全国统一考试适应性测试(九省联考)数学试题变式题16-19安徽省合肥一六八中学2024届高三“九省联考”考后适应性测试数学试题(一)江西省南昌市江西师范大学附属中学2024届高三下学期开学考(数学)试卷2024届高三新高考改革数学适应性练习(一)(九省联考题型)(已下线)黄金卷03(2024新题型)(已下线)信息必刷卷05(已下线)信息必刷卷04(江苏专用,2024新题型)河南省信阳市新县高级中学2024届高三下学期3月适应性考试数学试题(已下线)数学(九省新高考新结构卷01)(已下线)压轴题01集合新定义、函数与导数13题型汇总-2北京市清华大学附属中学望京学校2022-2023学年高一下学期2月统练(开学考试)数学试题(已下线)第二篇 函数与导数专题5 切比雪夫、帕德逼近 微点3 切比雪夫函数与切比雪夫不等式
名校
10 . 设集合
为
元数集,若
的2个非空子集
满足:
,则称
为
的一个二阶划分.记
中所有元素之和为
中所有元素之和为
.
(1)若
,求
的一个二阶划分,使得
;
(2)若
.求证:不存在
的二阶划分
满足
;
(3)若
为
的一个二阶划分,满足:①若
,则
;②若
,则
.记
为符合条件的
的个数,求
的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.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/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e05aa7f57c4914f5248f44b09def2c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab609a6574633ebabcff3e73fa862081.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/20106a23af649dffb3571082e5a9cfdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09f78031a7d18c8f8ddf04bffd1871.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca717c6a55e786238e64f7ebd69b9b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43de850d8546d0933b37846a84f90bc5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f76be59eef5f019579f1f5b936b98b72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41212f1139ba1b062d7f40ec7120a9bf.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f12f339b0f68f0739fdfcb39ec4f7eb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10732f3fb10019cb15c3c46d118f7da5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3eb5935678e432e6f1f3180bfdb3175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29f19c9afadbf80e1e6b5b3a673e6270.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38fcec7af3520884b173b29bda6c657a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38fcec7af3520884b173b29bda6c657a.png)
您最近一年使用:0次
2023-07-17更新
|
573次组卷
|
5卷引用:专题03 函数的概念与性质3-2024年高一数学寒假作业单元合订本
(已下线)专题03 函数的概念与性质3-2024年高一数学寒假作业单元合订本北京市顺义区2022-2023学年高一下学期期末质量监测数学试题重庆市南开中学校2023-2024学年高一上学期开学考试数学试题(已下线)难关必刷01集合的综合问题(3种题型40题专项训练)-【满分全攻略】(人教A版2019必修第一册)(已下线)第三章 函数的概念与性质-【优化数学】单元测试能力卷(人教A版2019)