名校
1 . 已知函数
.
(1)试讨论函数
的单调性;
(2)设实数
使得
对
恒成立,求实数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f887f56942952a1caa248ab43adda90.png)
(1)试讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)设实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6a50bf2c7f35fbd3f35b7a24465a2ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b6a8984aa398bf767ccd9a601d77983.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2018-03-29更新
|
575次组卷
|
2卷引用:云南省保山市2018届普通高中高三毕业生第二次市级理科数学统测试题
名校
2 . 设
,
.
(1)若
,求
的单调区间;
(2)讨论
在区间
上的极值点个数;
(3)是否存在
,使得
在区间
上与
轴相切?若存在,求出所有
的值;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4277133b1be0a219a80819961893691.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/006dd721f6e19ee105cf6e3a10b69c02.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a04472ba7f928c58fdc67f48f9eba347.png)
(3)是否存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a04472ba7f928c58fdc67f48f9eba347.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2017-08-25更新
|
1085次组卷
|
6卷引用:云南省保山市腾冲市第八中学2022-2023学年高二下学期期中考试数学试卷