名校
1 . 定义1:对于一个数集
,定义一种运算
,对任意
都有
,则称集合
关于运算
是封闭的(例如:自然数集
对于加法运算是封闭的).
定义2:对于一个数集
,若存在一个元素
,使得任意
,满足
,则称
为集合
中的零元,若存在一个元素
,使得任意
,满足
,则称
为集合
中的单位元(例如:0和1分别为自然数集
中的零元和单位元).
定义3:对于一个数集
,如果满足下列关系:
①有零元和单位元;
②关于加、减、乘、除(除数不为0)四种运算都是封闭的;
③对于乘法和加法都满足交换律和结合律,且满足乘法对加法的分配律,则称这个数集
是一个数域.
(1)指出常用数集
中,那些数集可以构成数域(不需要证明);
(2)已知集合
,证明:集合
关于乘法运算是封闭的;
(3)已知集合
,证明:集合
是一个数域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36e16415b61722f9961e412386e6819f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57e35231b964e293122c4383dac2431b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bfad095b65beb6e77aee3664b0e6bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36e16415b61722f9961e412386e6819f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cad135b14c9dcd83eab6618d7694c7b0.png)
定义2:对于一个数集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cc020b0997a2f37b214718112b79d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac385ec112e6d61b90d953e3f106ee85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29df165b5fc74dcbc39df74d541148da.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/eb9df3a17aa370eba2add2c13cfc2619.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac385ec112e6d61b90d953e3f106ee85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c4e0c03c5aef711627f1b3124d8b5fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cad135b14c9dcd83eab6618d7694c7b0.png)
定义3:对于一个数集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
①有零元和单位元;
②关于加、减、乘、除(除数不为0)四种运算都是封闭的;
③对于乘法和加法都满足交换律和结合律,且满足乘法对加法的分配律,则称这个数集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)指出常用数集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39021e0f386119bd1b5c73b843106e55.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b491b231d0ff8a387813b5686579f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(3)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da4c1c450038724991d6d39ecefae405.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
名校
解题方法
2 . 已知
元正整数集合
满足:
,且对任意
,都有![](https://staticzujuan.xkw.com/quesimg/Upload/formula/453e81d3dacb5e2e527b8daebcf19fc9.png)
(1)若
,写出所有满足条件的集合
;
(2)若
恰有
个正约数,求证:
;
(3)求证:对任意的
,都有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5fcfc55b56f04ac530871067e5ce71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b5ba5a3d48da1d7f3952c013a5ee0de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/139ae1c18e2cded6d04808a3aa24c6bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26c7cb34e9b5c1ecd75ff1966e882ae7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/453e81d3dacb5e2e527b8daebcf19fc9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7334c46af837676ada9575630a48d60f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7979eac1b85b681ba94bf8d833c5c6e7.png)
(3)求证:对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fa673986cef1873a421a572abf9ed71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57cee7a77f2f4592cb5c96245ff025f8.png)
您最近一年使用:0次
名校
3 . 已知集合
满足以下条件:①
;②若
,则
.
(1)求证:集合
至少有3个元素;
(2)若集合
,写出属于集合
的两个元素,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35a2410ce34b36954ed4923e600d42f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cc020b0997a2f37b214718112b79d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c28ae8dcbe30dbd6872c4ede84460b2.png)
(1)求证:集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ef8912d6dd9650b30db92cb056778e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
您最近一年使用:0次
2023-02-25更新
|
531次组卷
|
5卷引用:河南省联考2022-2023学年高一上学期期末教学诊断性考试数学试题(北师大版)
河南省联考2022-2023学年高一上学期期末教学诊断性考试数学试题(北师大版)河南省焦作市武陟中学2022-2023学年高一上学期期末数学试题(已下线)1.1 集合的概念及特征(精练)《一隅三反》系列(已下线)第一章 集合与常用逻辑用语(单元重点综合测试)-速记·巧练(人教A版2019必修第一册)广东省深圳市新安中学(集团)燕川中学2023-2024学年高一上学期10月月考数学试题
解题方法
4 . 设全集
,集合A是U的真子集.设正整数
,若集合A满足如下三个性质,则称A为U的
子集:
①
;
②
,若
,则
;
③
,若
,则
.
(1)当
时,判断
是否为U的
子集,说明理由;
(2)当
时,若A为U的
子集,求证:
;
(3)当
时,若A为U的
子集,求集合A.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0fefd9d7303a04708b4f2d728e78361.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ed0c7122ffdbf145d72a310671465fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0412e8d25fa4748e3f6784611bd61990.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a8a1b0b32229f6a9f5b85c11f05bee2.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ea9f77724293f232a0578b283a9870d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/658f2824532e5b72962fe34a22c27c32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/251a5b0faec4a29eff8173a633c0b765.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ea9f77724293f232a0578b283a9870d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8489b7692d3889aede2335c3ac8aca36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb76e516509e33dc0d29663cc6b884bd.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c345907ebe27888332b1b44c666cc47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd131b82e404452880d7a97792f22493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c7844925f9077aa32c990fc20a51467.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbcd23a8020d731bd512bb8df45ea594.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d0acc53fa720475ae4c2ed59691fce0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e13bbde03ffad05ecc3fee8120b6a6.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/575c2057865186fb80a50f67ee6ea70c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d0acc53fa720475ae4c2ed59691fce0.png)
您最近一年使用:0次
2023-01-06更新
|
880次组卷
|
10卷引用:北京市朝阳区2022-2023学年高一上学期数学期末试题
北京市朝阳区2022-2023学年高一上学期数学期末试题北京市第五十七中学2022-2023学年高一(1+3科技创新试验班)下学期期中考试数学试题(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)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)专题03集合的运算-【倍速学习法】(人教A版2019必修第一册)(已下线)第一章 集合与常用逻辑用语(单元提升卷)-【满分全攻略】(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)(已下线)期末真题必刷压轴60题(22个考点专练)-【满分全攻略】(人教A版2019必修第一册)(已下线)高一上学期期末考试解答题压轴题50题专练-举一反三系列(已下线)FHsx1225yl138
名校
解题方法
5 . 已知整数
,集合
,对于
中的任意两个元素
,
,定义A与B之间的距离为
.若
且
,则称是
是
中的一个等距序列.
(1)若
,判断
是否是
中的一个等距序列?
(2)设A,B,C是
中的等距序列,求证:
为偶数;
(3)设
是
中的等距序列,且
,
,
.求m的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3ceeff24d888e358d2261dc5297b4ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f542b813cc3bed485d23760a4ecbec88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93d0f3799612b81e85b87241ec8eee68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53422543e9a9311416faf749bdda67b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca35f4615ee3791b732587e958f8033f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ab4a9bfa50054c808dd8190305d0abd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9639ce2dc706bba6ef6b773e25fe15a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d05111e65219f66ecee0710dd5c163.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1e57fcd5fb8f222b56f449662144b6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93d0f3799612b81e85b87241ec8eee68.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd1cceb7b65ea109ee8ab8af8c039271.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6069b744fec0d7e00a7869ef8407c1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ad5b0dc4aad791035b5c4ab87bd4702.png)
(2)设A,B,C是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1bbb0a939ec3c2d0414c2351f93ae5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/033bbaf9efac3563ae3ac2cd3d7c6738.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1e57fcd5fb8f222b56f449662144b6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e754717bc7c470f9e21fa4fe17808ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43f8b0161a8f09f832d9d49a781ee51c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/848aeab240f0f386f3fbe1ee1d8affc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dff099d9d2d0a4a0c50339ff01e16010.png)
您最近一年使用:0次
2023-01-04更新
|
1419次组卷
|
6卷引用:北京市清华大学附属中学2022-2023学年高一(非马班)上学期数学期末试题
北京市清华大学附属中学2022-2023学年高一(非马班)上学期数学期末试题北京市第五中学2023-2024学年高一上学期11月月考数学试卷(已下线)专题1 集合新定义题(九省联考第19题模式)练重庆市铜梁中学校2023-2024学年高二下学期开学考试数学试题(已下线)微考点8-1 新高考新题型19题新定义题型精选重庆市缙云教育联盟2024届高三下学期第二次诊断性检测数学试题
6 . 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)
您最近一年使用:0次
名校
7 . 对于任意有限集S,T,定义集合
,
表示S的元素个数.已知集合A,B为实数集R的非空有限子集,设集合
.
(1)若
,求集合C及其元素个数
;
(2)若
,求
的值;
(3)已知D为有限集,若
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3c2770eb8c85bdc511221637c16e0ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a4c1cc01a29960cd990ae81f1c80b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44307573cc59d670ca1f6d02593b83f6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3518dc47ae1c0534092ca302a730472e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ed1774cd6b193026d3391cefa689310.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/050c0a712c58633fb214b1c405efe992.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5901b6ae6466abfd6c323bdeeadd6c99.png)
(3)已知D为有限集,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/680d51970e92b92342223af8b37d4a8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d05ed8035ddd31bc242af5a52e9e8a08.png)
您最近一年使用:0次
2022-09-06更新
|
478次组卷
|
5卷引用:上海市建平中学2021-2022学年高一上学期期中数学试题
上海市建平中学2021-2022学年高一上学期期中数学试题(已下线)上海高一上学期期中【压轴42题专练】(2)(已下线)高一上学期期中【压轴60题考点专练】(必修一前三章)-2022-2023学年高一数学考试满分全攻略(人教A版2019必修第一册)(已下线)期中真题必刷压轴30题-【满分全攻略】(沪教版2020必修第一册)新疆乌鲁木齐天山区2023-2024学年高一上学期第一次阶段性测试数学试题(一)
21-22高一·全国·单元测试
8 . 设
,现有以下三个条件:
甲:
且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e63c91626ffa91e590925e6f206c3c7.png)
乙:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae4f0ccdfc1206d809e581449d0452e.png)
丙:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd77104cc745d1e0e262122da34482d.png)
求证:甲分别是乙和丙的充分条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2572a61a40fb8b3b29f09293fe5a23cb.png)
甲:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e63c91626ffa91e590925e6f206c3c7.png)
乙:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae4f0ccdfc1206d809e581449d0452e.png)
丙:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd77104cc745d1e0e262122da34482d.png)
求证:甲分别是乙和丙的充分条件.
您最近一年使用:0次
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)
您最近一年使用:0次
解题方法
10 . 对非空数集
,
,定义
与
的和集
.对任意有限集
,记
为集合
中元素的个数.
(1)若集合
,
,写出集合
与
;
(2)若集合
满足
,
,且
,求证:数列
,
,
,
是等差数列;
(3)设集合
满足
,
,且
,集合
(
,
),求证:存在集合
满足
且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a829fdd8ec0f3b7ede883cf2c3e53b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a829fdd8ec0f3b7ede883cf2c3e53b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d2879c154a00d481e9b73a3fd1c56f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc8279d9dd0b7750953cb9e2098b3b90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7c14c3a132f7fed19e8298890692bdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb3f7bcd226dc1daa07500ffa9b57965.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddbaf050f74e3b87e6d2f9647fc43fd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec9f6ea6346066054b5c722763d6b026.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7c51a72af8fefb52643a2ccfe2c0100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea5867fde790c54e6a931c5d1d22b049.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81439ea75624aba008bd0f6a35dbf15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3282e5fde4ae53fcb1bb072a685304c9.png)
(3)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7c51a72af8fefb52643a2ccfe2c0100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea5867fde790c54e6a931c5d1d22b049.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f1863bbba4b8653b4c99ff67fc3edb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eef61be75060a7d37c8bc03782be6530.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72ac49ab7c8001c209b8611b9ea40d85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0588c80fa0ee2598f12eb7725c2e406.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c822b25dca0587cea9e29c48849de7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a6ce6a51538d70382465e76b6d16f52.png)
您最近一年使用:0次
2022-03-30更新
|
1755次组卷
|
4卷引用:北京市朝阳区2022届高三一模数学试题