名校
解题方法
1 . 已知不等式
的解集为
,且不等式
对于任意的
恒成立,则实数m的取值范围为 ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1b8a620ecaec92fb8c3d8fd513dd8f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/989232b16e26e6b71330b7bd5eac5bc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3b5d54f4bbdc1ce64c1914e9eb77391.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
名校
2 . 设函数
.
(1)若不等式
对于实数
时恒成立,求实数
的取值范围;
(2)命题
:
,
,使
成立.若
为真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41c00fcf8c399c1179a71c7b024bb689.png)
(1)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e59bb4bf2e0698d876cf815362b3658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec25b9d7ca47b780a744c2ebbf31d925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb7b62858d136f88f55068bc4197666a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94f84729d4858d9035212136edec78da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e0d947081db5e5e79c79a9ec2dfbb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2021-10-21更新
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439次组卷
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4卷引用:吉林省长春市十一高中等四校联考2023-2024学年上学期第一次月考数学试题