对任意的实数
,
,…,
及
,证明: ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f824082f9e6f6d285df63e4a8add48db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf9177956d9a97885560786b75029d04.png)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f824082f9e6f6d285df63e4a8add48db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf9177956d9a97885560786b75029d04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dd3b3d289a5dcb8b3845be3f27fac01.png)
2018高三·全国·竞赛 查看更多[1]
更新时间:2018-12-27 15:46:01
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相似题推荐
解答题-问答题
|
适中
(0.65)
【推荐2】已知正整数数列
满足:(1)
;(2)
;(3)
这里
、
为任意正整数.试求数列
的通项公式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc65f19afbe8715bc47de432838a79fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74198cec1ae4fd4b37ae0ddd0701eeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b29a21ec3b3eebdab1003cfd61e5966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5598d5fac590eefd7631d85207c99a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc65f19afbe8715bc47de432838a79fa.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐1】已知定义在
上的函数
具有下列性质:(i)
;(ii)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e370a19e7a826121cf1493541fe8a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/961ac0f967b7c927970064ce496c53ca.png)
(1)当
为定值时,记
,求
的表达式;
(2)对
,证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e89220eb96a4757f2988362bc04e80c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c316488ec17ce4034fe572a9c42e29e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e370a19e7a826121cf1493541fe8a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/961ac0f967b7c927970064ce496c53ca.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d321053d81c68f40374ff41795492a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f255d0395fba51ca2d44293cca42e0a.png)
(2)对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b33d2e39a60dcd54350f856a1c6d5e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37d11037fb84507e5c56f36ca1373ff3.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐1】设数列
满足
,
.
证明:(1)当
时,数列
严格单调递减;
(2)当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50cf6c8c983260ecf7faf162105b0037.png)
证明:(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e167b43045b3297248e334c41c621b8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4958ebf2e0d71291b1c317e5d42e86e5.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐2】在数列
中,
、
是给定的非零整数,
.
(1)若
,
,求
;
(2)证明:从
中一定可以选取无穷多项组成两个不同的常数项.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a97aa79f9746d819f37958c3f240965.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfdc9cd3cb5da94e9362d1a2c59d4fdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/868acdf60e6f465c8dfff1d4a94efdd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08be9681cf2689ffe4049c6dbb7b171f.png)
(2)证明:从
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
您最近一年使用:0次