已知
.
(1)讨论
的单调性;
(2)当
有最大值,且最大值大于
时,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7600c9a7de088a9f88bf0447e22d0bb.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c896b2e70529818eaa3565c7803205f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2016-12-03 06:11:04
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【推荐1】已知函数
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(1)若
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(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c45e5ef3dcd2d033aa28df7d3957938b.png)
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适中
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【推荐2】已知函数
(
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(1)求实数
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(2)若存在
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(2)若存在
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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【推荐1】设
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97f89899aeb13ec063ecfc0c81adeb73.png)
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(1)当
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d43a0cea04866c8e5b6a2b9f17e0240e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10ede78fd7ac619ea597856254bb5d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7863b54185da5a3f1a765e1aa0577e76.png)
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解答题-证明题
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【推荐2】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/350b055e579bf2b3872d009497f36d56.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b40fb8083dee4195745aae9a3f5b21b1.png)
(Ⅱ)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbfe8e7fb253685e0e50bae0c5482314.png)
(Ⅲ)直接写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a3cee5e50ee4f1dfbcf0ff0312fef1b.png)
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