已知函数
.若函数
的图像与直线
相切.
(1)求实数
的值;
(2)若
,且
时,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dbdcd15b9a6c531bbc5bf28442318bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6ec226fe3bfcbba33151cfff9a2603d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca542e78b7d77d008c9c4752afa91a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad1d90e12ce0585218176f67025db8a6.png)
更新时间:2022-05-12 14:18:41
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较难
(0.4)
【推荐1】已知函数
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(1)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65a94da700b871b8462d3652f69abd7d.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e53e35ff01eb30e5e8c1b19a8e69a65a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10254afbe4847e6edb3e4c5515a5a521.png)
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解题方法
【推荐2】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfadd3d747cc83991a9f9022007c4718.png)
(1)若
在
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,
(i)求a,b的值;
(ii)讨论
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(2)若
,证明:
有唯一的极小值点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfadd3d747cc83991a9f9022007c4718.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c50866229ec5a3640fb250f9bd2192b3.png)
(i)求a,b的值;
(ii)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15d00e896ece0bec6845cdf25235bcbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
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【推荐1】已知
.记
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9df569b67897be7670d10c7b7d06af16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e2696b1a336d7ab14b50d6ca80be95a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
(1)证明:对任意m,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
(2)证明:对任意s,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fff6e7e2b9f2b68b1647f6350b98dc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d6819945aa00328aa3073e581cdfd39.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed57d79c717fc8cf7ede3d9995c98359.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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解题方法
【推荐2】函数
.
(1)若
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(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ff8dca35b759d3051b62badd7d76bc.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7afd2ab66f83a0d2fecda892d06e2e7a.png)
您最近一年使用:0次
解答题-问答题
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较难
(0.4)
【推荐3】设
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
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