名校
1 . 设
,则当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/695797cbadfe77a292710550f4482427.png)
_______ 时,
取到最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dad0ec1a1335d90dc7017d033d9370e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/695797cbadfe77a292710550f4482427.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/066c7466a8590462cec2f8a4a25f61fd.png)
您最近一年使用:0次
2 . 设
,
,
.
证明:(1)存在常数
,使得对任意正整数
,有
.
(2)对任意正整数
,有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/329785900390130a04a57d0b55aaa569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23e80d92604d555e5527e2940dbab30d.png)
证明:(1)存在常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75aed2b995e34438a29a4170cf535914.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a789bc44e657fb9df0dc9071407a596e.png)
(2)对任意正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84310b5773fd68151cbde54e1cfb46de.png)
您最近一年使用:0次