已知函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a22dbf447858a6bf574c3a206227044d.png)
(1)当
时,求函数
的单调区间;
(2)设
,
是函数
的两个极值点,当
时,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf4f69e9e0dc919a5a43979b787b9a75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a22dbf447858a6bf574c3a206227044d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fb05a694b274b33bbc456b0a5566b50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c9448df33ed1b7fdaefe2b5b199caa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce6155e181e21ce56ea658b70f8af17.png)
更新时间:2021-08-16 18:28:13
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【推荐1】已知函数
且
.
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(2)求函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8abae5f6ee2c33a46aca58806195d067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c2356c04b73983ba5adc59c658996aa.png)
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(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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【推荐2】已知函数
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(1)求该函数的单调增区间;
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10a7e4dcebd24c843379926de9c0b780.png)
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【推荐1】已知
是函数
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(1)求
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/712a6bce66e667da711b2398fa332f54.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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解题方法
【推荐2】设函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e85fa25f70383588522e07a8922999d0.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若直线
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
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