1 . 已知集合
,其中
,由
中的元素构成两个相应的集合:
,
.
其中
是有序数对,集合
和
中的元素个数分别为
和
.
若对于任意的
,总有
,则称集合
具有性质
.
(Ⅰ)检验集合
与
是否具有性质
并对其中具有性质
的集合,写出相应的集合
和
.
(Ⅱ)对任何具有性质
的集合
,证明
.
(Ⅲ)判断
和
的大小关系,并证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8213c48030bc2cfa88da0f2a28aca2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d807832357bea22a266e63cbd7e678a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976ed3659749e70adb41abe4030b6ef2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/604a1abd24826ba48fe69d714b1b16d0.png)
其中
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30277e0be448b4955903e81e8795e45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
若对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cc020b0997a2f37b214718112b79d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a2cacc52ffe015e828a4a5f2fe5ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(Ⅰ)检验集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e565001c699e5e221ed616dd7be2bb83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0110544a65399ad66980adc3667b8b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(Ⅱ)对任何具有性质
![](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/bca7597aeef0ed7313f6f78b9658ea5e.png)
(Ⅲ)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2016-11-30更新
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11卷引用:2007年普通高等学校招生全国统一考试理科数学卷(北京)
2007年普通高等学校招生全国统一考试理科数学卷(北京)北京东城27中学2018届高三上学期期中考试数学试题北师大附中2017-2018学年高一下学期期末数学试题1北师大附中2017-2018学年高一下学期期末数学试题2北京市第二中学2021届高三高考模拟数学试题北京市第十三中学2022届高三上学期开学考数学试题北京市朝阳区北京中学2022-2023学年高一上学期期中数学试题2007 年普通高等学校招生考试数学(理)试题(北京卷)上海市大同中学2018-2019学年高一上学期10月学情调研数学试题上海市复兴高级中学2021-2022学年高一上学期10月月考数学试题北京名校2023届高三二轮复习 专题三 集合与数列 第3讲 集合与数列创新题
2 . 已知集合
对于
,
,定义A与B的差为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d3cda07e85dcc0f0abdd4009033185.png)
A与B之间的距离为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e27c2552f93678beed8a2da09d9f82c.png)
(Ⅰ)证明:
,且
;
(Ⅱ)证明:
三个数中至少有一个是偶数
(Ⅲ) 设P
,P中有m(m≥2)个元素,记P中所有两元素间距离的平均值为
(P).
证明:
(P)≤
.
(考生务必将答案答在答题卡上,在试卷上作答无效)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d6a56fba87eb11270936ec057e58145.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9247eb1841878ba0f36a717a7c6f4d4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cccbf2256857847034bdd6e0bedcdd4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d3cda07e85dcc0f0abdd4009033185.png)
A与B之间的距离为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e27c2552f93678beed8a2da09d9f82c.png)
(Ⅰ)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe6617cee7f47ed6bb6d0291a8e75473.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70958c6e20ee298ce93e7eb4434a9206.png)
(Ⅱ)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98e6deac71f097fe2ae7121691ac67e4.png)
(Ⅲ) 设P
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16d57f40f7df91c9fc7992670d8d4bec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92751d41a1ec61f309b6a3f6032b731e.png)
证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92751d41a1ec61f309b6a3f6032b731e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8402e5be50a188507a4feb16ed56ea4d.png)
(考生务必将答案答在答题卡上,在试卷上作答无效)
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2016-11-30更新
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4卷引用:2010年高考试题北京(理科)卷数学试题
2010年高考试题北京(理科)卷数学试题北京市第一七一中学2021-2022学年高二上学期数学期中调研试题(已下线)专题16 数列新定义题的解法 微点1 数列新定义题的解法(一)(已下线)第五篇 向量与几何 专题19 抽象距离 微点2 抽象距离——曼哈顿距离(二)
3 . 已知集合
对于
,
,定义A与B的差为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9494aad384d2bbd9f570f12c6fc31ee.png)
A与B之间的距离为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b53822fe6093b43b46beae65d6abe3.png)
(Ⅰ)当n=5时,设
,求
,
;
(Ⅱ)证明:
,且
;
(Ⅲ) 证明:
三个数中至少有一个是偶数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c0062971d409798b8a716209536536f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3615fd277cc1be2d8d8468a1ab9e3e96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eddb6f1abafe3023e19e095346474f9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9494aad384d2bbd9f570f12c6fc31ee.png)
A与B之间的距离为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b53822fe6093b43b46beae65d6abe3.png)
(Ⅰ)当n=5时,设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4660939da3ac24195b0a7b3773e9fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9e460c144f7a2141d2df0308b125f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4a2681390214200443ae07c01a4abe.png)
(Ⅱ)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4010da33cf43870f86be1bf9bfd6d0e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8513f18376e4e456b939d0f1cdb6e602.png)
(Ⅲ) 证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f859a0d4fb5579ac99e061da9a8a6de1.png)
您最近一年使用:0次
2016-11-30更新
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461次组卷
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4卷引用:2010年普通高等学校招生全国统一考试数学(文)(北京卷)