名校
1 . 已知函数
在
处的切线为
.
![](https://img.xkw.com/dksih/QBM/2022/4/29/2968741377269760/2970688564609024/STEM/5abd7f35-500a-489d-869f-d2b195d2634d.png?resizew=465)
(1)求切线
的方程;
(2)画出切线
,以及函数
在区间
上的图象.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b923078510697d5f7f9ea392eb76dd9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://img.xkw.com/dksih/QBM/2022/4/29/2968741377269760/2970688564609024/STEM/5abd7f35-500a-489d-869f-d2b195d2634d.png?resizew=465)
(1)求切线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)画出切线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b923078510697d5f7f9ea392eb76dd9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585ac79da065a04457d841dc88ebd2d.png)
您最近一年使用:0次
2 . 已知函数
在
处的切线l.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/11/34a5f5b8-14f6-4a21-8d3d-3e3a7a37871c.png?resizew=214)
(1)求切线l的方程;
(2)在同一坐标系下画出
的图象,以及切线l的图象;
(3)经过点
作
的切线,共有___________条.(填空只需写出答案)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d8f8f1c47e643c51225fb48b2fac810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/11/34a5f5b8-14f6-4a21-8d3d-3e3a7a37871c.png?resizew=214)
(1)求切线l的方程;
(2)在同一坐标系下画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d8f8f1c47e643c51225fb48b2fac810.png)
(3)经过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19a20a61d384b658080b92d8c1a9e7c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d8f8f1c47e643c51225fb48b2fac810.png)
您最近一年使用:0次