名校
解题方法
1 . 已知函数
且
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/b9752756-197f-4013-98e2-a9006cc091e5.png?resizew=205)
(1)求
的解析式;
(2)作出函数的图象,并写出
的单调递增区间和单调递减区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/808fecbba4bdfe8160a464bdc2209666.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4ef2a3d87abec33aa3da93924c39a64.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/b9752756-197f-4013-98e2-a9006cc091e5.png?resizew=205)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)作出函数的图象,并写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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