求函数
的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d2692c7a0018ccc9e6f46280b20380.png)
更新时间:2016-11-30 04:22:30
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相似题推荐
解答题-证明题
|
适中
(0.65)
名校
【推荐1】已知函数
,且
.
(1)若
,求
的最小值;
(2)若
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0bc4f7ba817dca32178b65d9aab5c67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c0e9d1ad9561d693958756ee8398218.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/483e8298320b2fe64e3b2dbe845ad115.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fbfd671b645c15fbb3d6bf019091eb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/042fcf4bf5b0a742746a9f3ca1cd129d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb0b297e656d3c9aba3e75ef3302d1c.png)
您最近一年使用:0次
解答题-证明题
|
适中
(0.65)
解题方法
【推荐2】已知函数
,
.
(1)求
的最小值;
(2)记
的最小值为
,已知点
在圆
内(含边界),求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40ccc02537e802e57d577ff5fd5a29f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cb6c5eb5bab1b2d7d5563fb18bd1e03.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4562f3225c98cf5cb11b47d98c9cc9c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a10d527d1f7070a5966effb40cffba6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7221d95f0686283e16cf1f08c27463.png)
您最近一年使用:0次