名校
1 . 已知函数
.
(1)求
的最小正周期;
(2)求
的单调递增区间;
(3)若
,求方程
的解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e5ee8e39553031065003578a1dc3ee5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27794407a3d82a6746f7e0871051f486.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad56942439368d413f74e0ab7d9fb23c.png)
您最近一年使用:0次
名校
2 . 已知函数
,
(1)求
的最小正周期和单调区间;
(2)若
在
上有4个解,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d764856280dba8e11ec0f17d409d0ef1.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac4999b2621f3b5eee8d9da9a53f034.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae89c9a2233158e6cc5f04dd1359dab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次