名校
1 . 已知命题“![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
,
”为真命题.
(1)求实数
的取值的集合
;
(2)若
,使得![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07fdf7b8cfcf3d6de8706f44d780c0be.png)
成立,记实数
的范围为集合
,若
中只有一个整数,求实数
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ed98d1b20bf77377c1374a3de92f7a.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd066d97b6cb1bbeee0ff803bc2bc39d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07fdf7b8cfcf3d6de8706f44d780c0be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/137d62e10f2d801736ae733d21721a29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2021-10-16更新
|
730次组卷
|
4卷引用:第一章 集合与常用逻辑用语 章末测试(基础)-《一隅三反》
(已下线)第一章 集合与常用逻辑用语 章末测试(基础)-《一隅三反》河南省驻马店市西平县高级中学2021-2022学年高一上学期10月月考数学试题(已下线)突破1.5全称量词与存在量词(课时训练)江西省丰城市第九中学2023-2024学年高一上学期11月期中数学试题
名校
解题方法
2 . 已知命题:“
,都有不等式
成立”是真命题.
(1)求实数
的取值集合
;
(2)设不等式
的解集为
,若
是
的充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cd474084de48472cd61eee4a34cf2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0f3011c41b8f128ccb829a9ad13d676.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)设不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd18e3c3dbddfecb50bfd8124103d024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-04-01更新
|
1283次组卷
|
8卷引用:第二章 一元二次函数、方程与不等式单元测试(基础版)-【冲刺满分】
解题方法
3 . 已知函数
,若
,则
的解集为___________ ;若
,
,则a的取值范围为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e7062ea42c2f1ef458ebeae587a5410.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b624d88827e92e12bc0a8f1067cbe72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
您最近一年使用:0次
名校
4 . 已知定义在
上的函数
满足
且
,其中
的解集为A.函数
,
,若
,
使得
,则实数a的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef55fe9534e77ee7e73dad1d625dbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a158540ed7751e56e6645fab9c76e877.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23c9c83bac6f8f401cf9d1c206e3f5dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4c8960efabf939112aea9798206a595.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e31536741593985df07efb3b27b50266.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d580f4f639394d9e9f15d43bc5e2b8d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92dcfad3e2ac8149f7e5dc77e0d12ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e63bbadc6250f7139836ede33205550.png)
您最近一年使用:0次
名校
5 . 已知命题:“
,不等式
”是真命题.
(1)求实数
的取值集合
;
(2)设不等式
的解集为
,若
是
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81199c5df930d4a85550c4e20c266b17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d03796ad94613a24f2634722dd9603b.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)设不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29d1a94d97a29ca37623e732228c785b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2021-01-02更新
|
177次组卷
|
4卷引用:四川省仁寿第一中学校南校区2022-2023学年高二下学期3月月考理科数学试题