已知函数
.
(1)用描点法画出函数
的图象;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/6/44a173db-1359-4fea-a29e-2d6a07bdf592.png?resizew=182)
(2)用单调性的定义证明函数
在
上单调递增.
参考公式:
,其中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad5b4d6030ef2bf317e4c53ae55020a.png)
参考列表如下:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d90d957ea86f3ddb28e6204c88c51378.png)
(1)用描点法画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/6/44a173db-1359-4fea-a29e-2d6a07bdf592.png?resizew=182)
(2)用单调性的定义证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ac7dfded4fcd63c138b6c3ca3049af8.png)
参考公式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef9075c9449a667465996163a31aedec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad5b4d6030ef2bf317e4c53ae55020a.png)
参考列表如下:
![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
![]() |
更新时间:2020-10-19 12:30:01
|
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