已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b5a10332d4adfe7062e53b83f00b01.png)
(1)当
时,求曲线
在
处的切线方程;
(2)设
,令
,若
的两根为
,
,且
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b5a10332d4adfe7062e53b83f00b01.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b77bc335c54836678be1fd11f06c468.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23fb90e09994fdc6ab02ed6ba664f31f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c75dead5fd8c83dc65a29ba2ae6500cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca19eee4b0d1348d63b257be0cd85a2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21ebbaa3212b58008802ebb88ed1fc1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b12a4eecd249473a831d0ee472470240.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9565876bc50bceb63e5793c8c67a9032.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a2d2ad426d8473471bc272c9427de2.png)
更新时间:2022-10-13 08:59:00
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【推荐1】已知函数
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【推荐2】已知
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad17ed095d590d7419e7ba54f3302ea6.png)
(1)若对
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d27c0ab3e2d7698f082854bafe4174dc.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7af2e9f6cc871fd77eeaf539462765.png)
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(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec2349e3509799b01ce88ce91a0d7dda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51354eb0f1a27b671f183b9f0292a186.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
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(3)若关于x的方程
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56cdeb45768a91a61aa26e90bb26c6a2.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
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