设关于
的方程
)的两个实根为
,函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/212e78e289a58fae2d81c9abd463f45c.png)
(1)求
,
的值(结果用含有
的最简形式表示);
(2)函数
在
上是否有极值,若有,求出极值;没有,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06500d72268c21e14160ffb3e4af3f03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14b4143824cf46e8f293e687f1c3bf56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/212e78e289a58fae2d81c9abd463f45c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c1ba6b6ee00c4b2763cb3fa59caa69f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291a0bc1c140444ccc8b5a52074bfa13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
更新时间:2016-12-04 03:15:59
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