名校
1 . 已知函数![](https://img.xkw.com/dksih/QBM/2019/9/27/2300002602369024/2300355475996672/STEM/1ee4aa691b7a4673b153514c8c41a83b.png?resizew=12)
.
(1)求函数
的单调区间;
(2)若函数
的图象在点
处的切线的斜率为1,问:
在什么范围取值时,对于任意的
,函数
在区间
上总存在极值?
![](https://img.xkw.com/dksih/QBM/2019/9/27/2300002602369024/2300355475996672/STEM/1ee4aa691b7a4673b153514c8c41a83b.png?resizew=12)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f92fdc5c2f9250cbc709efab3ef837c.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150e8e4ca6aa729a72a6a17c36b8ebfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6af2f597ea3f4dcfb89acb19a4ea6355.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05d4f43bcb6c64f0c5e15c9f36f1a26b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18aabb8ceae669d13744989955a47497.png)
您最近一年使用:0次
2019-09-28更新
|
510次组卷
|
4卷引用:重庆市云阳江口中学2020届高三上学期第一次月考数学(文)试题
名校
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d0d6eaa5830781a2949cfb612dd3b10.png)
(Ⅰ)当
时,求不等式
的解集;
(Ⅱ)若正实数
满足
,函数
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d0d6eaa5830781a2949cfb612dd3b10.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77d55fb4f275c5f5fc4e73442ec05eb4.png)
(Ⅱ)若正实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6958278a6ad07bf8b94826d395111d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10686785e915ea64f14690567fe2d4ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
3 . 已知
.
(1)当
时,求不等式
的解集;
(2)若不等式
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54137d7dfbcc6294b7940211239af1c6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8b33cc5994177b42becfac463fd3486.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1d58fc02c07d4d548a93fbfa97bd546.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
2018-09-29更新
|
1126次组卷
|
5卷引用:重庆市云阳江口中学2020届高三上学期第一次月考数学(理)试题