名校
1 . 已知函数
,则不等式
的解集为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/387c4c4c0098ae7dca9e37ece5784616.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82bb0e6b700590a54c2dc58deee2e03f.png)
您最近一年使用:0次
2023-02-21更新
|
416次组卷
|
2卷引用:江西省赣州市第四中学2022-2023学年高二下学期期中数学试题
名校
解题方法
2 . 已知命题
:
,
:
,若非
是
的充分不必要条件,则实数
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2a7b9c48575094c876b7899f404a80b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9257f087ab968cbdde67f301e916c5f6.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)
您最近一年使用:0次
2022-08-14更新
|
1305次组卷
|
6卷引用:甘肃省酒泉市瓜州县第一中学2021-2022学年高三下学期期中考试文科数学试题
解题方法
3 . 基本技能考查题
(1)
;
(2)
;
(3)若
,求
的最小值.并求
的值
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87418371097f508a1dd45a5c72511fc4.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/413294bd030eca8210588866cc9c2ad1.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d5078c1d921be3ea07c92dd277c6a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16f0b84ee4ed90face0993d4f4dda379.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
您最近一年使用:0次