(Ⅰ)设
,证明
;
(Ⅱ)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec7f611bf2d46a39fc673c26ffc40b19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f3213e93df36514fc6f6daf6699e1bf.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04fd2d6e3ba00ad1a251aeeee949eb33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94987f47504e21ccc3cd7ce940bdc092.png)
更新时间:2017-02-19 00:23:15
|
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解答题-问答题
|
适中
(0.65)
【推荐1】已知数列
满足
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc1ad935272d1b3eedb35562ed7ecbce.png)
.
(1)求
,
,猜想数列
的通项公式,并用数学归纳法证明;
(2)设
,
,比较
与
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a24e6bcf49b8e45531a2d4e4c70c181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc1ad935272d1b3eedb35562ed7ecbce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/289304d0182c0234b74dcb8c8fb708da.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13423c094861baf4b759b7f3d8c3c226.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57483e04fd1840c87ac5325157149877.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48e8bf1e48815f3040d6dfdfb10be272.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59c40a5dd3787a48701dc2282f0f4d68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22ac2b89fd2a7b5bbef20da98108f695.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/357464339520dc016078d1eb5b5d79c0.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
解题方法
【推荐2】已知函数
(
且
)
(1)若
,求
的值;
(2)若
在区间
上的最大值为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91fca3eab19fb7b66e161de3a7eb7d4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f57457379efecec3a8f98377bc5c65d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb87c830a03204a5b783ad4c2ba49c4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次