名校
1 . 已知集合
,
.则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a5da772b255e12cdd9f418a6b5f31e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2b7c89bce5ddd347ec80d2bfe2d0387.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2021-12-28更新
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3卷引用:江西省九江市第一中学2021-2022学年高二上学期第二次月考数学(理)试题
江西省九江市第一中学2021-2022学年高二上学期第二次月考数学(理)试题(已下线)2020年高考全国2数学文高考真题变式题1-5题宁夏银川唐徕回民中学2021-2022学年高一上学期期末考试数学试题
2 . 已知集合
,
,
.
(1)求
,
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e0155399b4bb0be98374a772cb9f73b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b76c6b37c6dfc6450b030dbe74a74781.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c794311a16cae921cb792f495d79fe56.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5d4621996282c096cde2a711d1bca8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e544b1304a6bbc87283cf741f134cebe.png)
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4卷引用:江西省九江市九江实验学校2022-2023学年高一上学期期中考试数学试题
名校
解题方法
3 . 已知全集
,集合
,则下列关系正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/988306d20317798da42153e0b78e2304.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3卷引用:江西省九江市德安县第一中学2022-2023学年高二下学期7月期末数学试题
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4 . 已知集合
,
.
(1)设命题
:
,命题
:
,若
是
的必要不充分条件,求实数
的取值范围;
(2)若存在
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10881e117f731a56ae7b90607afb07cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a662258cead6c78f673999f744a30e7a.png)
(1)设命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a479511a50da604b2fc7398617db8387.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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5卷引用:江西省九江市九江实验学校2022-2023学年高二下学期5月学业水平测验数学试题
5 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7341321a088656e18299fa11aa59c16f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a3d4123bf1d02dd3bb8409fa333edb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14d6282b22154c529d9dc61ff57e0f3d.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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2卷引用:江西省九江市2022-2023学年高二第二次阶段模拟(期末)数学试题
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解题方法
6 . 已知集合A={x|x2﹣25<0},B={x|x2﹣4x+3<0},则A∩B=( ).
A.{x|3<x<5} | B.{x|﹣5<x<5} | C.{x|1<x<3} | D.{x|﹣5<x<1} |
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4卷引用:江西省九江第一中学2021-2022学年高二上学期入学考试数学试题
名校
解题方法
7 . 设全集
,已知集合
,
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10aa514f1bc420919215a54f46fefb7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1334065c80de3731f5283ed6912d415b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31333463f002b68938ee903c9dfbe125.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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3卷引用:江西省九江市2020-2021学年度高一上学期期末考试数学试题
江西省九江市2020-2021学年度高一上学期期末考试数学试题湖南省长沙市明德中学2020-2021学年高一下学期入学考试数学试题(已下线)《指数函数与对数函数函数》综合测试卷--2021--2022高一上学期数学新教材配套提升训练(人教A版2019必修第一册)
解题方法
8 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba4f1baabfa25071856d0ef5096e8ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeb12ec128f657a6009c861ecf47f50b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
9 . 若集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55987364b1556933fd00ada2e3a1f16b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1b94d69364d365f5a8db0facb4b156b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
10 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adaafd5955a691f38c8c4679af8a9312.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a72ef9665654c618812d35f99535549d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3卷引用:江西省九江市柴桑区第一中学2022届高三上学期第二次月考数学(文)试题