名校
1 . 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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2023-03-27更新
|
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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(已下线)高三数学临考冲刺原创卷(二)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
2 . 若集合
(
)满足:对任意
(
),均存在
(
),使得
,则称
具有性质
.
(1)判断集合
,
是否具有性质
;(只需写出结论)
(2)已知集合
(
)具有性质
.
(
)求
;
(
)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e53e63811f83121eba1ca9efb17515.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/308975da991b918217d1ee03ad1830ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c639c7e5f1e7e7ee5d5ee2f30b155bb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31ae331839bce8f3c14d7efd7f9d8915.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09737e117adb481fd3c4affdf38ff45f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe0a9f2d0e6e1c56d862a178f1d4a1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7bf76d1e4ec87759a61a5fda954515.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)判断集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/735cf07db1fd80a115aa5fb5213289ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee42f4c9aa90c833e0c9e3d997c7c732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e53e63811f83121eba1ca9efb17515.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/308975da991b918217d1ee03ad1830ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/971ab6567c156fee308640828a804415.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f3d8d73a7dea024f7e07a3b6985dcb2.png)
您最近一年使用:0次
2022-01-24更新
|
546次组卷
|
5卷引用:北京市门头沟区2022届高三上学期期末调研数学试题
北京市门头沟区2022届高三上学期期末调研数学试题北京市第十四中学2022-2023学年高二下学期期中测试数学试题(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(已下线)专题01 集合与常用逻辑用语3-寒假作业单元合订本北京市广渠门中学2022-2023学年高二上学期9月月考数学试卷
名校
3 . 已知集合
(
,
,
)具有性质
:对任意
(
),
与
至少一个属于
.
(1)分别判断集合
,与
是否具有性质
,并说明理由;
(2)
具有性质
,当
时,求集合
;
(3)①求证:
;②求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3a3f24673b6e954db3a8b229d8c4564.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b716ca98b7c6adfe97ab44d7efbf7806.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c639c7e5f1e7e7ee5d5ee2f30b155bb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18db8b768e5060b3471415e4b55ac30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059a6c5a965c335b8da05e697da2c7c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b13ee542834ccbb57fcc55b1680ca9db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)分别判断集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5b42882dd156f60b1bbcc394155ee88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d9bf9b7e8523d5cdca10de9ae70770e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d020cd453031ae9eede7961ec78f21a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d8e8f821111de8075e5c3dfb22a5d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(3)①求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2faf3937abcb6a59071c17bc6bb10f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f2d0c59eb82944a74f43aa27e8af608.png)
您最近一年使用:0次
2022-03-22更新
|
387次组卷
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4卷引用:上海市松江二中、奉贤中学、金山中学三校2022届高三下学期3月联考数学试题
上海市松江二中、奉贤中学、金山中学三校2022届高三下学期3月联考数学试题上海市奉贤中学2021-2022学年高一上学期10月月考数学试题(已下线)第01讲 集合的含义与表示(4大考点12种解题方法)(3)(已下线)难关必刷01集合的综合问题(3种题型30题专项训练)-【满分全攻略】(沪教版2020必修第一册)
名校
4 . 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)
您最近一年使用:0次
2022-03-24更新
|
1176次组卷
|
6卷引用:北京市丰台区2022届高三一模数学试题
名校
解题方法
5 . 设集合
为非空数集,定义
,
、
,
,
、
.
(1)若
,
,写出集合
、
;
(2)若
,
,
,
,
,且
,求证:
;
(3)若
,
且
,求集合
元素个数的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bd459012e02fb4ee4ba717e4f796333.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b760374cbc66c4f69ac0928c1762bbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833d2c2b4814d6b1fd5b1819595c461c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b760374cbc66c4f69ac0928c1762bbe.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f20250103ee55be5807172915e6ce840.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/659ce142c5578c660dcadacb81b8d7c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b26ea9b3e6e286874c5dca1badea723.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16289945d1d1c529fb1bfd4d828f413.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/594bb2f36b66f2d995222145612e8217.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cec733ccf28e47e673cb7d4a73be08a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98bef91838216aafb6e3819baace4f29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3604274ad6707a906eba371a9e884144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/457182a8f3f9f980d60a15d97fdb2243.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb1868c8a0db983c9cc2695294fa03b1.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e90025e40ca7d100ee39c45afe55b827.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf44db93ea5947f75d513b52a91ee4ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0547485cc777072605fac19af059e39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
2022-02-14更新
|
1249次组卷
|
6卷引用:专题01集合及其运算-2022年新高三数学暑假自学课精讲精练
(已下线)专题01集合及其运算-2022年新高三数学暑假自学课精讲精练上海市黄浦区大同中学2021-2022学年高一上学期期中数学试题第1章 集合 单元综合检测(难点)(已下线)上海高一上学期期中【压轴42题专练】(2)(已下线)第1章 集合与逻辑(基础、典型、新文化、压轴)分类专项训练-2022-2023学年高一数学考试满分全攻略(沪教版2020必修第一册)(已下线)专题03集合的运算2-【倍速学习法】(沪教版2020必修第一册)
6 . 已知集合
并且
.定义
(例如
).
(1)若集合
,集合A的子集N满足:
,且
,求出一个符合条件的N;
(2)对于任意给定的常数C以及给定的集合
,求证:存在集合
,使得
,且
;
(3)若集合
满足:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e8aefbf5a9ea3701a4dde426213195f.png)
,其中实数a,b为给定的常数,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/674b35842f32971bc18c2daf361fb194.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa8837b39dc626be5a4bd655997cddf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0b754788902ab8975c09e567c72025d.png)
(1)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f697f48c4c400e08556d8438e5df550c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e3b83ccd27fced5b6f12d4737d0f92a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76136d2926cf8d027df0687aafc55421.png)
(2)对于任意给定的常数C以及给定的集合
![](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/b2ee84c75daf9e8b4a0e13f83b183a16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4790936ed4b8732f98cd48ad14b84734.png)
(3)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f6fe7689c41e590f6910e82c0a5d2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e8aefbf5a9ea3701a4dde426213195f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ca2ebb5a4ad0586523d56c4f64dce76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adc250de2317c83a904f0ebce5fc2989.png)
您最近一年使用:0次
名校
解题方法
7 . 已知集合
的元素个数为
且元素均为正整数,若能够将集合
分成元素个数相同且两两没有公共元素的三个集合
、
、
,即
,
,
,
,其中
,
,
,且满足
,
,
、
、
、
,则称集合
为“完美集合”.
(1)若集合
,
,判断集合
和集合
是否为“完美集合”?并说明理由;
(2)已知集合
为“完美集合”,求正整数
的值;
(3)设集合
,证明:集合
为“完美集合”的一个必要条件是
或
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da10a46022dba014432f4b8c9a33a3c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36d5add49505a286370d75c05bb37a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29cd450d0feaea9acb27a60430f4a3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/521c8f3f084af427ec1c464f8b6bed86.png)
![](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/4e9cfd1398bb75618f8221abd14e97af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5049cefc642e08e2ba05e4f1029486de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49ca97c733e72b990f1ce7a39aea6510.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5528d8496504b48fe16e8d4990fc9380.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b052876711132da9ca65a3330251bbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39bc70fdaa725f9350b5a3356edeeb52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(3)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a29d686add2ae40bc9001ad85d2ef14f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71146e2f4a7ed5efd2585021ecb820f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d1a5cd2d7e140e41954c40198f508b.png)
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8 . 给定正整数
,集合
,若存在集合A,B,C,同时满足下列条件:①
,且
;②集合A中的元素都为奇数,集合B中的元素都为偶数,所有能被3整除的数都在集合C中
集合C中还可以包含其他数
;③集合A,B,C中各元素之和分别记为
,
,
,有
,则称集合
为可分集合.
(1)已知
为可分集合,写出一组满足条件的集合A,B,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/471a6f260c478862141ca5fcf654e05e.png)
(2)求证:若n是3的倍数,则
不是可分集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249a140d6d30530e4f67c8325308d476.png)
(3)若
为可分集合且n为奇数,求n的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8715a3f984d2627afd7c40c61347b7cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac724d00ff62af81aa435c87817de866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94ed712132fb66567e4e806eaf21af7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/459af7df9f13eafa5f85c85f996c647f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd995178601c2ad7b40f973d268c7bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2319b6a5373bc8eb13772b8e6d047779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ea3c7cd2f23b4521e64a7e64844ec48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/089e8a7f6c535fc3cd270af428d55f65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d2361c60ae76195982a221de8a380b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfadf7483681e66386d3a4cc2a6f818b.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfadf7483681e66386d3a4cc2a6f818b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/471a6f260c478862141ca5fcf654e05e.png)
(2)求证:若n是3的倍数,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfadf7483681e66386d3a4cc2a6f818b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249a140d6d30530e4f67c8325308d476.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfadf7483681e66386d3a4cc2a6f818b.png)
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2021-08-29更新
|
381次组卷
|
3卷引用:北京市北京交通大学附属中学2022届高三上学期开学考试数学试题
北京市北京交通大学附属中学2022届高三上学期开学考试数学试题北京市第一七一中学2023届高三上学期期中数学质量检测试题(已下线)1.3 交集、并集-2021-2022学年高一数学上册同步培优训练系列(苏教版2019)
9 . 对于有限个自然数组成的集合
,定义集合
,记集合
的元素个数为
.定义变换
,变换
将集合
变换为集合
.
(1)若
,求
;
(2)若集合
,证明:
的充要条件是
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69154dbf052ecb6866028801051aa0e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0928441297e887330350a46dd2b40841.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d4f30fe128cb72f71b144937e4093d5.png)
![](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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b403fc36865ed11b00995a8321e52b9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/928a2f491d5b6e5acb87888663aec0ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344d95d02bc0b476768fabe18105289b.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c8f14b19f026b10473b3377b3fbf342.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/811a0f2a63600129f7143128884dd144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2216940861922a85b6a947a4317ef753.png)
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2021-08-28更新
|
1088次组卷
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7卷引用:专题02命题与常用逻辑-2022年新高三数学暑假自学课精讲精练
专题02命题与常用逻辑-2022年新高三数学暑假自学课精讲精练安徽省合肥市第一中学2020-2021学年高一上学期第一次段考数学试题(已下线)1.2 充分条件与必要条件提高练-2021-2022学年高二数学同步训练精选新题汇编(人教A版选修2-1)(已下线)2.2 充分条件、必要条件、充要条件湖南师范大学附属中学2022-2023学年高一上学期第一次大练习数学试题北京市第八十中学2022-2023学年高一上学期九月月考数学试题(已下线)专题01 集合与常用逻辑用语4-寒假作业单元合订本
10 . 已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a46d91a898eabc0094137dacb4defa60.png)
.对于
,
,定义
,定义
与
之间的距离为
.
(1)设
,
,
,直接写出
,
,
;
(2)
,判断
与
的大小关系,并给出证明;
(3)证明:
,
,
,
三个数中至少有一个是偶数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a46d91a898eabc0094137dacb4defa60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a213c770b7898200a9f0fd3f48e7403.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8aea343234102eeccd40f790ec5ce2c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/374c2acfb112a4284400b5ddbd19aa02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44a0b3823a1fd3e69af7594da9b8f0f0.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/a005c90b3e44a1737dd3771dbafcb5c2.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5794bdc5eb3d74aedd9c05d6de2d69c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea406d4bc7d7fb5d6f0789441028f21b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/207ff0926bf917ce30f615d23eff451c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/507d7d4b676e2b1cd0b2bec2fffda025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7041adbdd3371e7cd4bd02682115ee7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4a2681390214200443ae07c01a4abe.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/519a1fbbf2ae4158090a505c9494b0e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/858291a961c75db554dc5a737c1fcd5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3bcb4828b16c8e845492f1a53ddd9a9.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/519a1fbbf2ae4158090a505c9494b0e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3bcb4828b16c8e845492f1a53ddd9a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5a6e825795c828f8281e93607d0e1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cdfd65ee99c3d93adee6732ae125eb8.png)
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