名校
1 . 解答:
(1)已知命题p:“
,
”是真命题,求实数a的取值范围;
(2)已知命题q:“
满足
,使
”为真命题,求实数a的范围.
(1)已知命题p:“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e4c27b2eaac0f31363172af57ef298b.png)
(2)已知命题q:“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8123b82eb5957f24c35db521504d67f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95842ad442c7f6d5ec4b32939b929e63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0138d994d0b63abd198d1c69f16df1f.png)
您最近一年使用:0次
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
|
1282次组卷
|
8卷引用:江苏省苏州市2023-2024学年高一上学期11月期中摸底数学试题