1 . 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
|
866次组卷
|
5卷引用:北京市第一0一中学2023届高三数学统练三试题
北京市第一0一中学2023届高三数学统练三试题北京市城六区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十一中学2023届高三三模(5月)数学试题(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
名校
解题方法
2 . 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
3 . 正整数集合
,且
,
,
中所有元素和为
,集合
.
(1)若
,请直接写出集合
;
(2)若集合
中有且只有两个元素,求证“
为等差数列”的充分必要条件是“集合
中有
个元素”;
(3)若
,求
的最小值,以及当
取最小值时,
最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59003c6febf1a45fc85bc475a3a17b8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c002c44d45907aad22da19859193270b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75fd9ec9c065d4337a8b1ebf2abc6a1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd8ff87ff3fef45414f594ae017351e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98bef20fc87980ef78c7f8eebd15f308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d02a8555da4dbbc7820a50a95b071ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/629455b181f187fe9b0edd9d66431ef0.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/143d9d0954abea7adb3412216fe8daf7.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/96abfe2da27a63e6affb19a0c80236d9.png)
您最近一年使用:0次
名校
解题方法
4 . 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
|
707次组卷
|
11卷引用:北京市西城区2021届高三5月二模数学试题
北京市西城区2021届高三5月二模数学试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)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)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(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
5 . 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
|
539次组卷
|
4卷引用: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(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
名校
6 . 已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99dd46e001c117104353b2e41867994e.png)
,
,
,对任意
,定义
.若存在正整数
,使得对任意![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ff430dfb9275eed8c6e0cbe671a2798.png)
,都有
,则称集合
具有性质
.如集合
、
都具有性质
.记
是集合
中的最大值.
(1)判断集合
和集合
是否具有性质
(直接写出结论);
(2)若集合
具有性质
,求证:
和
;
(3)若集合
具有性质
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99dd46e001c117104353b2e41867994e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14ef42f964d02549eec898b0d3f0588e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d20e326e8f60f19e64e32c584ccfc40c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a703c80c9a9624b08ada02523257b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ff430dfb9275eed8c6e0cbe671a2798.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66ff43ffdcc8b03787a1faa6509d79c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ff430dfb9275eed8c6e0cbe671a2798.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db67bc808e5b3a6ba3f7691a50d20957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20362ac95ee78ef94caeb0579bb40bfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1baf30f84a1797c8e345c624e6cab1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36cd2052417ccb1650cc533f62273aab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e10cda3e056f1db8777f3c322165bb05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287adcb739a4890d108dd974358345fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87b87cd94fef6e528d0913bb1b7b53de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1be13762bee8c87a904b93379c76ac8b.png)
(1)判断集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb6d9e9e68d8fa416188fe9c5efafae0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2309c5526d918b1e6d456a999ab88c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287adcb739a4890d108dd974358345fa.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57e296d9adecd44ddd36ec145dcf9dc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f80a1f6a8c236559e2fa55feb9ee1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/923eed4cf08e8bef3e7a61ce3ba48d62.png)
(3)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f3b97c217370c2b3d22e6738006cc2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5d5ade4406641db15a62630f06e4201.png)
您最近一年使用:0次
2022-12-26更新
|
422次组卷
|
4卷引用:广西名校2024届高三高考模拟猜题试卷
广西名校2024届高三高考模拟猜题试卷上海市曹杨第二中学2021-2022学年高一上学期期中数学试题(已下线)第1章 集合与逻辑 单元测试(单元重点)--高一数学同步精品课堂(沪教版2020必修第一册)上海师范大学附属中学闵行分校2023-2024学年高一上学期期中数学试题
7 . 已知集合
.若对于集合M的任意k元子集A,A中必有4个元素的和为
,则称这样的正整数k为“好数”,所有“好数”的最小值记作
.
(1)当
,即集合
.
(i)写出M的一个子集B,且B中存在4个元素的和为
;
(ii)写出M的一个5元子集C,使得C中任意4个元素的和大于
;
(2)证明:
;
(3)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40fcb12b12b124d437768cfc9bc3a23d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e48acb84d3c7fb67ed275add00ea178.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72790d6daf2b07dfbbbc7a340eeb6ffb.png)
(i)写出M的一个子集B,且B中存在4个元素的和为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
(ii)写出M的一个5元子集C,使得C中任意4个元素的和大于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2c5470cb4bb49c443a9568d79eadd39.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/831fa5ef5f6cea7664a4d385b7c98105.png)
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6卷引用:北京市门头沟区2023届高三综合练习(一)数学试题
北京市门头沟区2023届高三综合练习(一)数学试题专题12压轴题汇总(10、15、21题)专题01集合与常用逻辑(已下线)北京市丰台区2023届高三下学期3月一模数学试题变式题16-21北京卷专题02集合(解答题)(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大题型)(练习)
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8 . 给定正整数
,设集合
.对于集合
中的任意元素
和
,记
.设
,且集合
,对于
中任意元素
,若
则称
具有性质
.
(1)判断集合
是否具有性质
?说明理由;
(2)判断是否存在具有性质
的集合
,并加以证明;
(3)若集合
具有性质
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a839578f0b23c8aeba01730563a643e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9da8a33568ded09f3450bb153b0e5697.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/714ab9e5a6949c90c9bfdd118cfabeb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d35e477c52dfbfb80f1fc315143c8b06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1368a045ba80f97383f3d9d7fcdc8f15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cd94234d029d89c7b788b6d1e225db6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9855cb665c7f3785a17718be10538af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a2f08194bb663f1a086fa2f555ebf43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faa6d3ee76dcca88508ec0921f1adf0f.png)
(1)判断集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbd6650ab1ac1f7426ec68c729671c41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c581b105a7e14eae97d650ae73adf710.png)
(2)判断是否存在具有性质
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a742b9bb0812b7bb895851cc5a06fa1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(3)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faa6d3ee76dcca88508ec0921f1adf0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b74258d0a66cadc32ba68697abca894.png)
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13卷引用:北京市西城区2023届高三一模数学试题
北京市西城区2023届高三一模数学试题(已下线)高三数学临考冲刺原创卷(二)专题12压轴题汇总(10、15、21题)专题01集合与常用逻辑(已下线)北京市丰台区2023届高三下学期3月一模数学试题变式题16-21北京卷专题02集合(解答题)北京市海淀区首都师范大学附属中学2024届高三上学期10月阶段检测数学试题(已下线)广东省深圳中学2023-2024学年高三寒假开学适用性考试数学试题北京市人大附中2022-2023学年高一下学期期中模拟数学试题(已下线)北京市第四中学2022~2023学年高一下学期期中数学试题(已下线)单元高难问题01集合中的新定义问题-【倍速学习法】(人教A版2019必修第一册)(已下线)专题03集合的运算-【倍速学习法】(人教A版2019必修第一册)北京市中关村中学2023-2024学年高二上学期期中练习数学试题
9 . 设函数
,定义集合
,集合
.
(1)若
,写出相应的集合
和
;
(2)若集合
,求出所有满足条件的
;
(3)若集合
只含有一个元素,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce5b409bb706df9ca1ccb27f893e2b6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0f90056bdaa86e0b862bde3dce36b53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60a0c740c333f153ae2e9cdef157686b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8897aa03f96629b56ab1cc6c2398bb30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b5886cf72ed5a1073263eb9ff485c7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b864bba6e36f6577c74799bb1c63303.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53e76fcf1fb1bae5bfeb45951da12efb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cd5371a6f0f82c65dd22f75f8b807c1.png)
(3)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b864bba6e36f6577c74799bb1c63303.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4a0bf834a9b75cdc4f9e868cd76e78e.png)
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10 . 已知集合
(
且
),
,且
.若对任意
(
),当
时,存在
(
),使得
,则称
是
的
元完美子集.
(1)判断下列集合是否是
的3元完美子集,并说明理由;
①
; ②
.
(2)若
是
的3元完美子集,求
的最小值;
(3)若
是
(
且
)的
元完美子集,求证:
,并指出等号成立的条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a6040700d8c0d30470a38d233c12f43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cbf041bb12004891be66236a427bf12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/952f1e0ce5bd53a6d5e8bb07ea2da5f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f9ca84aa3597da3531ac4c175d94147.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18db8b768e5060b3471415e4b55ac30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81e676073a8d2acb1678fdc705e33f0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcaa284b3d0dce4256ded57204703c2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42a236fe66ea4ef97f3cba08affdb9de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d169a02afabbe304cf64b355bf71742a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)判断下列集合是否是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c078203503613eb6dab717ffe1e513a2.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e3d724a3e6f93bc0be9957d94bf30ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d8dcc2ae480c1fdba0d4b89922a355f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8d6cf178ab517dc7e27523be5321d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0628c5791b48f147759f9f4a72e90f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fa2160591c654883f613e6dcd9851d6.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cbf041bb12004891be66236a427bf12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a6040700d8c0d30470a38d233c12f43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32da979e212a228284f556eb51cc96f2.png)
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6卷引用:北京市丰台区2022届高三一模数学试题