已知函数
.
(1)求函数
的极值;
(2)若对任意
,不等式
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b5bdfc05a26fd593b8a365c29fd56d3.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e82c4003d20b36777f7aea584e3dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07aa8bbd2842d1e744ddd43b18440418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2022-10-05 20:06:09
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解答题-证明题
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适中
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【推荐1】已知函数
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(3)若过点
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(1)求函数
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(2)求证:对于区间
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aa9d90f27810e339e00e4d1cc13a2f3.png)
(3)若过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/312d868bcef8daa890c4024384553b60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8c9ba253f35f9ca692bd9c5dd695bb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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适中
(0.65)
解题方法
【推荐2】已知函数
,其中
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(1)当
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(2)若曲线
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e420126bee0a21d54dbef24d53d0b82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1447dbe580ac5c825776995118e75acf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18a050eca90cce4c0d10431280c6fc38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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适中
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名校
解题方法
【推荐1】已知函数
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(1)求
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/301c6a862278c20814485cbeee1708aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58119f48aa8860923d1f13dd78a17c62.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86f31981c9e4daf5871bd34cf3922186.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e28a02e3ecc8a502ae3db8a10b8fb0ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
名校
解题方法
【推荐2】已知函数
.
(1)当
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56819bc08db734e2b21c3de0de17407e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)设
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecaf15f775bd33cc59d4fb510c16977b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bb4d474f848f6bf0b3c029424969b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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适中
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名校
【推荐3】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef71e2ccbb9921d239b96d23a5a386a6.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99074f989e74d5ff306b4b7b7a379c1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37388fb5ecd6aa6a89245f715c64ef2b.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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