名校
解题方法
1 . 若正整数集
的非空子集
满足:至少含有2个元素,且任意两个元素之差的绝对值大于1,则称
为数集
的超子集.对于集合
,记
的超子集的个数为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26974cd38196094faf713e10668d42a2.png)
______ ,
与
的关系为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12934b832f1484fb88b13974e50cad4a.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/12934b832f1484fb88b13974e50cad4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10937bdfe1d64b5f53b598b377f94312.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26974cd38196094faf713e10668d42a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69725055853cf456a3c92632bd54dbe.png)
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2 . 设向量集合
.若对于任意
、
以及任意
,都有
,则称集合S是“凸集”.现有四个命题:
①集合
是“凸集”;
②集合
是“凸集”;
③若集合
、
都是“凸集”,则
也是“凸集”;
④若集合
、
都是“凸集”,且交集非空,则
也是“凸集”.
其中,所有正确命题的序号是________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37a8aa6b0a40a2ef451c9f6c263662d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37c1870a8601323a0fefb2f90c669f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee72261f6901e62dfd0ffe547406544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304c5050fdb05bd5ccdf8bdfc00e8108.png)
①集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9275e06e147f70046e6c91b1cac72bfc.png)
②集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0f32c01a67d79efc9fb98afc8bd2fb8.png)
③若集合
![](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/f2646f41226f24960a6186dc7860ef45.png)
④若集合
![](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/9b76d26b78e63683dfacf10d3da6d74d.png)
其中,所有正确命题的序号是
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3 . 若非空集合G关于运算•满足:(1)对任意的a,
,都有
,(2)对任意的a,b,
,都有
,(3)存在
,对
,都有
,则称G关于运算•构成“幺半群”.现给出下列集合和运算:
① G为正自然数集,•为整数的加法.
② G为奇数集,•为整数的乘法.
③ G为素数集,•为整数的乘法.
④ G为平面向量集,•为平面向量的数量积.
⑤ G为所有二次三项式的集合,•为多项式加法.
⑥ G为纯虚数集,•为复数的乘法.
其中G关于运算•构成“幺半群"的是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5463eaf01a62bc6a772301d9e2ad19c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f45d933b1fe6d165baca14522a272f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/459aa90a6c76081e2150c67d8ac00fc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4239984d786b042ba168b633c4a5184.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25e6faeeed98a19d7012c921ca71a046.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebf00e8864c86c3ce8118ea76bf69773.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c72c5fe5788d8f2398f6bd1453d0c2d.png)
① G为正自然数集,•为整数的加法.
② G为奇数集,•为整数的乘法.
③ G为素数集,•为整数的乘法.
④ G为平面向量集,•为平面向量的数量积.
⑤ G为所有二次三项式的集合,•为多项式加法.
⑥ G为纯虚数集,•为复数的乘法.
其中G关于运算•构成“幺半群"的是
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4 . 已知集合
,其中
且
,若对任意的
,都有
,则称集合A具有性质
.
(1)集合
具有性质
,则
的最小值__________ ;
(2)已知A具有性质
,若
,则
的最大正整数为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892dee02e1d092169603dd5d14f54339.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d290a4927c50661098e2fbea58d77b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b80b8f7dbceb91cbc1c2845cf355714.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9d41b6356cad22d0cba60be8f9984b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd24a572b923f59906ebc90d3aa311cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5e86a882ef57f44f0ad22836079afe1.png)
(1)集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7372d99239161e3b340207bd0949ea0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32efe4eff75508cb93e828c735dcb695.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)已知A具有性质
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/353433462b58fe2eba495f2589b81380.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd7484924caa71b21fe45e373385f30a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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解题方法
5 . 定义:有限集合
,
则称
为集合
的“元素和”,记为
.若集合
,集合
的所有非空子集分别为
,
,…,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e46f01c4a5c57ded953c5796f318dd.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e6e701c68e1038582c4ef1eceb87115.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6559598727fb120a5cdbf4f15510615d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03b5214a796412b3df9f716da0bf339b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/685fdef2e4872004134d6bb7d1cf8f15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf99487d7860d017c0747ff966edfd77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e46f01c4a5c57ded953c5796f318dd.png)
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2024-03-07更新
|
275次组卷
|
3卷引用:贵州省贵阳市清华中学2023-2024学年高二下学期4月月考数学试题
名校
解题方法
6 . 已知集合
中含有
个元素,集合
是
的非空子集,且
,则不同的集合对
有______ 个.(用含
的代数式表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f27f84764f1cca89ce3d93fc1cf603.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.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/a95d247ffb2774bb7e22708b25daf7f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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7 . 设
,
为两个非空实数集合,定义集合
,若
,
,则
中元素的个数是__________ .
![](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/08d64c3672e9629841d00cbe2d218d6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc3eb95c8169d9419f7dc5ab590df218.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e4be624760fec1aaa2580716390574.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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8 . 非空集合
具有下列性质:(1)若
,则
;(2)若
,则
,下列判断一定成立的是____________ .(填题编号)
①
;②
;③
,则
;④若
,则
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e03cb9923332c1afa835e98fa24e2f27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4970b63e04ae03e833bdb95bd52e8c10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e03cb9923332c1afa835e98fa24e2f27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/957d41dbe52b49c3a7339e3519a3fe84.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad8abe158dd4fe1b6d224ae270a513e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f81626740c0ddc9c0f47faf81e9746ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e03cb9923332c1afa835e98fa24e2f27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae4f0ccdfc1206d809e581449d0452e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e03cb9923332c1afa835e98fa24e2f27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f0b13658722d449237e69a7488cd56c.png)
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解题方法
9 . 已知全集
且集合
、
是非空集合,定义
且
,已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/619c485c6a9a959daebbd4bad00842d3.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.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/03ffed3a8b5987b07816029a27b62e96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6d5cb5351f14fc1ee639b9f6d2c226a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7300b636d36ec6f469747edbad476f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bfd163b12455247d825f1f781a6eaa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/619c485c6a9a959daebbd4bad00842d3.png)
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2023-11-14更新
|
356次组卷
|
4卷引用:安徽省合肥市第四中学2023-2024学年高三上学期11月质量检测数学试题
安徽省合肥市第四中学2023-2024学年高三上学期11月质量检测数学试题安徽省安庆市宿松中学2024届高三上学期11月质量检测数学试题(已下线)热点1-1 集合与复数(8题型+满分技巧+限时检测)-1(已下线)第01讲 集合(八大题型)(讲义)
名校
解题方法
10 . 当两个集合中有一个集合为另一个集合的子集时,称两个集合之间构成“全食”;当两个集合有公共元素,但互不为对方子集时,称两个集合之间构成“偏食”,对于集合
,
.若
与
构成“全食”,则
的取值范围是______ ;若
与
构成“偏食”,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0f84284a0aa68f1ff358c58bef233cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59a6af2a8939a68a31e08b8760ce51b7.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/0a6936d370d6a238a608ca56f87198de.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/0a6936d370d6a238a608ca56f87198de.png)
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