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1 . 已知函数
在
处取得极值
.
(1)求
、
的值;
(2)求
在
处的切线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb160b7fbba73ad203ab46064e2d1622.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c6875d552e9fff3c7d655f3a59b166.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
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2020-04-06更新
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1214次组卷
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3卷引用:宁夏吴忠市青铜峡市高级中学2021届高三上学期开学考试数学(文)试题