1 . 已知函数
,且
是
的极值点.
(1)求函数
的单调区间.
(2)过点
作曲线
的切线,求此切线的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56e60d05d4b03bc430ad6070ca48c758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ae817efa5f4bf96482c98963436d3df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
您最近一年使用:0次
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2 . 已知函数
.
(1)求曲线
过点
的切线方程;
(2)令函数
,若函数
单调递减,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0812c1976174ba9279ff88589de35c.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
(2)令函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd581a37d646b570656b1cb68a4aa4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2021-04-06更新
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138次组卷
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4卷引用:贵州省镇远县文德民族中学校2020-2021学年高二3月月考数学(理)试题