名校
1 . 设集合
,称坐标
在平面直角坐标系中对应的点P为A中元素a的格点.
(1)证明:若
则
.
(2)A中的元素
所对应的格点记作
(
),现将A中所有元素进行排序,使得
,在平面直角坐标系中,求以
为顶点的三角形面积.
(3)已知集合
,若
至少有2个元素,最多有5个元素,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/799adb7e4c8ebf9a30182e46e56f3192.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0203b006524305c3d8ee0b6c34cd872b.png)
(1)证明:若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91cc05fe570763e4af0ff4672e2d09e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ae4202aa738ce97198687198555c84c.png)
(2)A中的元素
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f255d0395fba51ca2d44293cca42e0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf99487d7860d017c0747ff966edfd77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/019123b8c298384939e99ef5e37720d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c8c195da3f1e6e13cc9fc7aca43e17d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4a0c3c4114915039e38b671bb707c09.png)
(3)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63728e5600559674a6bb03a0f183007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2023-10-07更新
|
197次组卷
|
2卷引用:江苏省连云港市灌南高级中学2023-2024学年高一上学期第一次月考数学试题
名校
2 . 设集合
.
(1)证明:若
,则
:
(2)已知集合
,若
的子集共有
个,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e639106311b8650c63109e02c9bae25.png)
(1)证明:若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a0ac8b620b5eca9daa7276712935ef6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ae4202aa738ce97198687198555c84c.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b78e72a3713b736a92a1cc9b48504e34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2021-09-05更新
|
685次组卷
|
4卷引用:江苏省扬州中学2021-2022学年高一上学期10月月考数学试题
名校
3 . 已知集合
,集合
,集合
,且集合
满足
,
.
(1)求实数
的值.
(2)对集合
,其中
.定义由
中的元素构成两个相应的集合
,
,其中
是有序实数对,集合
和
中的元素的个数分别为
和
,若对任意的
总有
,则称集合
具有性质
.
①请检验集合
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
.
②试判断
和
的大小关系,并证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e1fd5e97a412914f4f8e650fcc63358.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0945b9f47f37e913573a970c9c0f66e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d71fc06717e9b476d78e50a4ceed8564.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/725e7e04c2a89481457c20d6438dab0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f75ed8f6ace26756031eb3d813db6c0.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)对集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de04e7bd1c120d55e09bc0ee11be3fb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/609e9afd827286fb76551b16aaaebf89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7d00adb50063efec9a89350927d52bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/457e06cd98cdcba9383e28f1b6cdc488.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4562f3225c98cf5cb11b47d98c9cc9c3.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cc020b0997a2f37b214718112b79d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c745503c010711188c306e1831cf712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
①请检验集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/709a1f33195ab62f2da488b27a219c25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62c67b05f5f43a2d4371a42e65dea900.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)
②试判断
![](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
2021-09-23更新
|
739次组卷
|
3卷引用:江苏省南京市第二十九中学2020-2021学年高一上学期10月月考数学试题
江苏省南京市第二十九中学2020-2021学年高一上学期10月月考数学试题北京市第八十中学2021-2022学年高一上学期期中考试数学试题(已下线)专题02 集合与常用逻辑用语常考压轴题型-2021-2022学年高一《新题速递·数学》(人教A版2019)