1 . 设
是非空数集,全集是
,若对任意
,都有
,
,则称
具有性质
.给出以下命题:
①若
具有性质
,则
可以是有限集;
②若
,
具有性质
,且
不是空集,则
具有性质
;
③若
,
具有性质
,则
具有性质
;
④若
具有性质
,且
,则
不具有性质
.
写出所有你认为正确的命题序号并说明你的理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff4489d9b83072184c0e1d6b09be50ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e13a814f8e081078dcf3788177affcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/957d41dbe52b49c3a7339e3519a3fe84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae4f0ccdfc1206d809e581449d0452e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b76d26b78e63683dfacf10d3da6d74d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b76d26b78e63683dfacf10d3da6d74d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2646f41226f24960a6186dc7860ef45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75ce45ace7a806c5aadd802a11957049.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae3516cead1976248defbf1ffe368170.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
写出所有你认为正确的命题序号并说明你的理由.
您最近一年使用:0次
名校
2 . 设整数
,集合
,定义
.
(1)当
时,写出
,
.
(2)若
,
,求
的值.
(3)若
,求
的元素个数的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/058bc67c46e1586e6e165c9fb2f24bec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34503f07f867041463b11e81d2df025e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4fa7f541be676dee0b2f9ec7ad965db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/660218d6a08ed361ae2a79bf08c5490f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b1c36fef381c46735d5008cd0b8a177.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a784e0ba1c17aba6990123fe39b89114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af84d1eb893cba48fdfaa22e85404fe6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3eead98a7980470f3345ccaa8384b9b.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a8d8f086586cb8a7f0f61af40fdb756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/660218d6a08ed361ae2a79bf08c5490f.png)
您最近一年使用:0次
名校
3 . 已知集合
.对于
,
,定义
;
;
与
之间的距离为
.
(1)当
时,设
,
,求
;
(2)(ⅰ)求证:若
,
,
,且
,使
,则
;
(ⅱ)设
,
,
,且
.是否一定
,使
?说明理由;
(3)记
.若
,
,且
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2157d65a1caf1618eade9605fe6b67be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53422543e9a9311416faf749bdda67b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec1a7c3713945abc4eca8485945abf32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/272114f7ca7b47d5217e070c599fa95c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cfaf6f0a8c604e3c71e3bba5b14f046.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/80ebc8c7e32c1b561a908a36cfa2cbb5.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45cf86650443d1b86c79b1e3edc7e5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30883b665662f06415441c2f8cb6cc0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192ab63501f301390f52caee86fb3804.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3bcb4828b16c8e845492f1a53ddd9a9.png)
(2)(ⅰ)求证:若
![](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/7bb4a7a0497abab7c78203fd08cdc12c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/559305e1e35d369f1d056bb4191a23aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a14234249447bcb6ea7c44050f1e846.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f58a4ab4ebd738133e9cd5319ff5e9.png)
(ⅱ)设
![](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/7bb4a7a0497abab7c78203fd08cdc12c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f58a4ab4ebd738133e9cd5319ff5e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/559305e1e35d369f1d056bb4191a23aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a14234249447bcb6ea7c44050f1e846.png)
(3)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18177867c9cc54f91c3f3a201bc5df1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4157faf44a79fc69b8d762cf305aae57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0255c80b8f7b359e63531c2167bafcab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3bcb4828b16c8e845492f1a53ddd9a9.png)
您最近一年使用:0次
4 . 已知集合
,设A是S的至少含有两个元素的子集,对于A中的任意两个不同的元素
,若
都不能整除
,则称集合A是S的“好子集”.
(1)分别判断数集
与
是否是集合S的“好子集”,并说明理由;
(2)证明:若A是S的“好子集”,则对于A中的任意两个不同的元素x,
,都有
;
(3)求集合S的“好子集”A所含元素个数的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c54730b349603779705381ecfaa3d114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd7f07dd4a224f90b28ca7d711e3efdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d6df06a5b85848dc4fa33327f8e07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b88584cf1df43e28d03592c7998b1653.png)
(1)分别判断数集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef27cd09f4ecc055fd7e72b3b368e5df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c91edb18f49d6acc68a3d8d1a1be6a5b.png)
(2)证明:若A是S的“好子集”,则对于A中的任意两个不同的元素x,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ddc8b4ed2041296890090da616d49f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d4be7ed8ae7440b7b7efae8889cc510.png)
(3)求集合S的“好子集”A所含元素个数的最大值.
您最近一年使用:0次
5 . 定义两个非空数集
的“和集”为
,对有限集合
,记
.
(1)已知
,
,求出
与
;
(2)任取非空有限数集
,证明:
;
(3)
的非空子集
满足:
,都有
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88c7a43079a55f6a53b1307b2b04b55e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1f89b4b3ad484893d998c581ad24556.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca717c6a55e786238e64f7ebd69b9b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21dab17f641ff493bf06551cb038cab2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ce69cd33d105ce280170f0cd0513026.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c80d440b9478c09a6870403a8bd5cf38.png)
(2)任取非空有限数集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a48c70e8d0da803583934a9fd362915.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42bdeca2b562c73695cd1f5139b4d2fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e532310f27fb7f3550c55c596dda168.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c8063f81dccffca2ca76e183bda91d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7a90b4472c17fe6f9998088960a72a6.png)
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名校
6 . 对于正整数集合
,记
,记集合
所有元素之和为
,
.若
,存在非空集合
、
,满足:①
;②
;③
,则称
存在“双拆”.若
,
均存在“双拆”,称
可以“任意双拆”.
(1)判断集合
和
是否存在“双拆”?如果是,继续判断可否“任意双拆”?(不必写过程,直接写出判断结果);
(2)
,证明:
不能“任意双拆”;
(3)若
可以“任意双拆”,求
中元素个数的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06ea2881211e9974998bbf1b6fde02ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18092168088b399de1c2d765cc0aad06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/961240074ef9851fe26f93d35cb94adf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a375fae50ad1b3d14c011673110256fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a82f4f602933ea0b10f9eb8e63ce186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bef6656e3bcaf95b20f06773ee256bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5dd183310dbf9e6529405574cefc9b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd170c506a8ce70f550f5751ae016ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)判断集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36cd2052417ccb1650cc533f62273aab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/536709af74dd33236a7dcc13cee3933f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1752a1d13ec6a233405fce4d5af61d8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
2022-11-04更新
|
566次组卷
|
6卷引用:北京市海淀区中国人民大学附属中学2022-2023学年高一上学期期中练习数学试题
北京市海淀区中国人民大学附属中学2022-2023学年高一上学期期中练习数学试题北京市海淀区二十中学2022-2023学年高一上学期阶段性检测(12月月考)数学试题北京市顺义区第一中学2023-2024学年高一上学期期中考试数学试题北京市第二中学2023-2024学年高一上学期第一学段考试数学试卷(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)第一章 集合与逻辑(压轴题专练)-速记·巧练(沪教版2020必修第一册)
18-19高一上·北京·期中
名校
解题方法
7 . 给定数集A,若对于任意a,
,有
,
,则称集合A为闭集合.
(1)判断集合
,
是否为闭集合,并给出证明;
(2)若集合C,D为闭集合,则
是否一定为闭集合?请说明理由;
(3)若集合C,D为闭集合,且
,
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb9df3a17aa370eba2add2c13cfc2619.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7459675b810cf0b84696762ffc5c12f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4af08c31cb7887fad0ace3ad9fab61dd.png)
(1)判断集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b10b6c92b451ea80e63cbefd44c3681.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68e06607d8d217bce265fe228bd9401c.png)
(2)若集合C,D为闭集合,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84601c1ff9db2761531f127cd020dd59.png)
(3)若集合C,D为闭集合,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6857a6ef1ed2aeba64cd5c6dfd039dfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
您最近一年使用:0次
2022-08-28更新
|
2685次组卷
|
16卷引用:【全国百强校】北京市北京第四中学2018-2019学年高一上学期期中考试数学试题
(已下线)【全国百强校】北京市北京第四中学2018-2019学年高一上学期期中考试数学试题北京市第一六一中学2021-2022学年高一上学期期中阶段测试数学试题北京市八一学校2022-2023学年高一上学期10月月考数学试题人教A版(2019) 必修第一册(上) 重难点知识清单 第一章 集合与常用逻辑用语 单元复习测试安徽省阜阳市太和第一中学2020-2021学年高一上学期10月月考数学试题(已下线)第一单元 (综合培优)集合与常用逻辑用语 B卷-【双基双测】2021-2022学年高一数学同步单元AB卷(人教A版2019必修第一册)河南省林州市第一中学2021-2022学年高一上学期开学检测(普通班)数学试题(已下线)第一章 集合与常用逻辑用语章末测试(章末测试)-【上好课】2021-2022学年高一数学同步备课系列(人教A版2019必修第一册)(已下线)专题1.12 集合与常用逻辑用语 全章综合测试卷-提高篇北师大版(2019) 必修第一册 名校名师卷 专题一 集合与常用逻辑用语2023版 苏教版(2019) 必修第一册 名校名师卷 专题一 集合与常用逻辑用语苏教版(2019) 必修第一册 突围者 第1章 章末培优专练集合新定义题型专练2023版 湘教版(2019) 必修第一册 名师精选卷 第一章 集合与常用逻辑用语湖北省十堰市天河英才高中2022-2023学年高一上学期9月月考数学试题(已下线)专题01 含参数与新定义的集合问题-2022-2023学年高一数学新教材同步配套教学讲义(苏教版2019必修第一册)
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解题方法
8 . 若非空实数集X中存在最大元素M和最小元素m,记
.下列命题中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9f1b59e1b3b2dd16d77f1813cf967a6.png)
A.已知![]() ![]() ![]() ![]() |
B.已知![]() ![]() ![]() |
C.已知![]() ![]() ![]() ![]() |
D.已知![]() ![]() ![]() |
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5卷引用:北京市第五中学通州校区2022届高三上学期期中考试数学试题
北京市第五中学通州校区2022届高三上学期期中考试数学试题北京市第十三中学2022届高三12月月考数学试题(已下线)2020年高考浙江数学高考真题变式题6-10题上海市浦东新区上海实验学校2024届高三下学期3月月考数学试题 上海市实验学校2023-2024学年高三3月数学练习试卷
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解题方法
9 . 已知集合
,对于A的一个子集S,若存在不大于n的正整数m,使得对S中的任意一对元素
,
,都有
,则称S具有性质P.
(1)当
时,试判断集合
和
是否具有性质P?并说明理由.
(2)当
时,若集合S具有性质P.
①集合
是否一定具有性质P?并说明理由;
②求集合S中元素个数的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c436da25930f9efea86f776e04b951cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae9ab1621cd729a18b2173e95d557376.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54eba004c3cf1aca04c71d3c6ac00cbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62c15a2fb844bced55d1a638faab5c72.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45cf86650443d1b86c79b1e3edc7e5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a39e05402570a9c1f4383eb7ef0122fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ec4e3a5fc6e64b78ef0bb1fe880778.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc3aadaede28fd78943aee53f3df879.png)
①集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c2d8fe8a1ff61d8036cc82a2877e419.png)
②求集合S中元素个数的最大值.
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10 . 设正整数
,集合
,对于集合
中的任意元素
和
,及实数
,定义:当且仅当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/701ab98a2bf1135cd989822b0738e11d.png)
时
;
;
.
若
的子集
满足:当且仅当
时,
,则称
为
的完美子集.
(1)当
时,已知集合
,
.分别判断这两个集合是否为
的完美子集,并说明理由;
(2)当
时,已知集合
.若
不是
的完美子集,求
的值;
(3)已知集合
,其中
.若
对任意
都成立,判断
是否一定为
的完美子集.若是,请说明理由;若不是,请给出反例.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e645003529ce532c0fb8008542f462aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1dbd4409c152b9d4584dc4987ea1f4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e41f01126901d1d41def76204ea6f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/701ab98a2bf1135cd989822b0738e11d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f736b66000c6c6befe2171d5090bf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f22fec5a381ae8aca93d876e54c79de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2d81180e86359c33e5cca1d7caa1cf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/475081154c6beb5b0c79539ae90a97d2.png)
若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a26b3c852186f8f4e70e3e631a303a33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2528fbb6a59ba983d1a70c81b0886484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6baf603fa729de597e4cb0c5096befec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd84e04f63b3b274ab0bd43a3602d208.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86edf057f9eade338a48f31cff55a1ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0eb383920bb68fa496570c3d34dff0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38c76d8203805842e9a756aa2b7a453a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/146c0af5412c503171a5e8701158352b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92247b24065617e962c85a52086261f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79059a3366ed1b339ba1317ce8a1e7f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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7卷引用:北京市海淀区2022届高三上学期期中练习数学试题
北京市海淀区2022届高三上学期期中练习数学试题北京市顺义区杨镇第一中学2023届高三上学期10月月考数学试题北京市汇文中学2023届高三上学期期中考试数学试题北京市东直门中学2022-02023学年高一下学期期中考试数学试题北京市陈经纶中学2023-2024学年高二上学期期中考试数学试卷(已下线)高一上学期期中考试解答题压轴题50题专练-举一反三系列(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)