1 . 解下列导数问题:
(1)已知
,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ad19d1ad05a31122ad5163011c89572.png)
(2)已知
,求
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b0acc9987e30ef1f6a489e1b692ae93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ad19d1ad05a31122ad5163011c89572.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a53fcfccfb394706adc845422680d84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
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2 . 设函数
.
(Ⅰ)当
时,
恒成立,求
范围;
(Ⅱ)方程
有唯一实数解,求正数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22c0eb837d80679a3ebdbcde4aab8f24.png)
(Ⅰ)当
![](https://img.xkw.com/dksih/QBM/2017/10/16/1803012040491008/1857385269821440/STEM/4b9ac1176cd04ee5be53456bb641661e.png?resizew=39)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64a82f9ed1fed1e3aa42434da4671b42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(Ⅱ)方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c47ea41554d63adba4b2bdaf4900e1a.png)
![](https://img.xkw.com/dksih/QBM/2017/10/16/1803012040491008/1857385269821440/STEM/39b33849c73b4894844280f5988f05f2.png?resizew=17)
您最近一年使用:0次
2018-01-10更新
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696次组卷
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2卷引用:江西省南昌市2018届高三第一轮复习训练题数学(三)《导数及其应用》