1 . 已知集合
,集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/730635286f0eaab0767e4f6c0f10e2bd.png)
(1)求集合
、
.
(2)若集合
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/254ddce60b7908e9c38d94bc63ebf27e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/730635286f0eaab0767e4f6c0f10e2bd.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/993785d7c91c30afc3f39958f7d92566.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb9d82d19ddbec3a1751d8e91c8551e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2 . 关于
的不等式组
的整数解的集合为
.
(1)当
时,求集合
;
(2)若集合
,求实数
的取值范围;
(3)若集合A中有2023个元素,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd01c8cbd1652406a7e9ef6e385c860b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/367e788c32187ae2cc97aaa24da1d40d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfedff3301c09cac5f040c36e1fe0fac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)若集合A中有2023个元素,求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
解题方法
3 . 函数
的图象如图所示.不等式
的解集是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d40022c989916290401be3ce7d1b849.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a57458464618fcf619375a93d3c66d69.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/17/e89df715-f89a-4d69-931f-5a9d3e532d10.png?resizew=153)
您最近一年使用:0次
4 . 若关于
的不等式
的解集为
,则关于
的不等式
的解集为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5f28031b036e4a37be931d5ff28368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c7b74fd862d7e3f35e40ae1f626c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bb93c092e22d604640d8b31886857e7.png)
您最近一年使用:0次
5 . 不等式
的解集为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50a57d79372cf3ba7382906351aa88fb.png)
您最近一年使用:0次
解题方法
6 . 集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65fe2f07ef60f61a08adebc2f263117a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7247060b73e4ba503ffc91e3788181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
7 . 已知条件
,条件
,则
是
的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/283ec98e1a4f81369e0cdbcecdcf5374.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c84270caa2af0be82d3f6dd6b19cd2e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
名校
解题方法
8 . 已知集合
,
.
(1)分别求
,
;
(2)已知
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c214f0c37fee0baab2f27b2695478c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8acc9130e3e5c791b30f02c6c9e1714.png)
(1)分别求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3424350d8da30e32d754750669e0750.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e544b1304a6bbc87283cf741f134cebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-01-08更新
|
222次组卷
|
2卷引用:江苏省无锡市天一中学2023-2024学年高一上学期12月阶段测试数学试卷
名校
解题方法
9 . 设
,已知集合
,
.
(1)当
时,求
;
(2)若“
”是“
”的必要不充分条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04df3562a73945e859f3b1275437e5fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04f57914b0cd0afc371d587c4f52c280.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-01-06更新
|
930次组卷
|
4卷引用:江苏省扬州市邗江区邗江中学2023-2024学年高一上学期12月检测数学试题
江苏省扬州市邗江区邗江中学2023-2024学年高一上学期12月检测数学试题福建省福州市四校教学联盟2023-2024学年高一上学期1月期末学业联考数学试题内蒙古赤峰市林西县第一中学2023-2024学年高一上学期期末测试数学试题(A)(已下线)高一数学开学摸底考 01-北师大版2019必修第一册全册开学摸底考试卷
解题方法
10 . 已知关于
的不等式
对
恒成立,则实数
的可取值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6307992f84eefd48fd78766663b34d81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.-2 | B.0 | C.3 | D.7 |
您最近一年使用:0次