设函数
的定义域
,若对任意
,都有
,则称函数
为“storm”函数.已知函数
的图象为曲线
,直线
与曲线
相切于
.
(1)求
的解析式;
(2)设
,若对
,函数
为“storm”函数,求实数
的最小值.
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/af3c24ca6cc943559cf6ad556da7639f.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/520e24911c42472d8183906095486991.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/3536f996daa74b5d898ce81df7838395.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/2b9b157793114459b6a0f4b4118c6a4f.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/af3c24ca6cc943559cf6ad556da7639f.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/45f9c18008664cb1b9e4c577aa3a5865.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/6b25258472514776b1d799fc2189c594.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/fdeb9b6dbc694cff91ec3873782d1c42.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/6b25258472514776b1d799fc2189c594.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/b085c7bb9e6144a682511a6fb064bb17.png)
(1)求
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/0a57fef9658e493fb8978086e2e13687.png)
(2)设
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/913866449dfc4461984dce10b5b00cb4.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/734a37be29df4aa8a93a3b853b8d904b.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/8d77ddc56ac045ea8f005c40ef2c0e1a.png)
![](https://img.xkw.com/dksih/QBM/2016/12/23/1619431100727296/1619431101325312/STEM/0dd07423e9a34562958cc924e679eaf3.png)
更新时间:2017-02-08 10:03:55
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