1 . 设
为正整数数列,且对任意满足
;的正整数m、n,存在正整数
,使得
.试对每一个固定的
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cec036cdd35482429e4e06c358d982bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cbe50dea5097b7f21d61ceb5e27d05c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f2b043b989216035c6fd985f1dd6a3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff783ef8081499800ad68eb28deffb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aade9010736f75b79ba54eee2cacae86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93f4ddebf0e34a5c3e9232ae66709aa.png)
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2 . 圆周上分布着2014个点,将其任意染成红、黄两色.若从某一点开始,依任一方向绕圆周运动到任一位置,所经过的点(含自身)红点个数恒大于黄点个数,则称该点为“优点”.为确保圆周上至少有一个优点,求圆周上黄点个数的最大值.
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3 . 若
为某一整系数多项式的根,则称
为“代数数”.否则,称
为“超越数”,证明:
(1)可数个可数集的并为可数集;
(2)存在超越数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f178bd52d97ba5be4009e10658ab0263.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(1)可数个可数集的并为可数集;
(2)存在超越数.
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4 . 已知数列
满足
,
.证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d067db91c7c6e940ef2eb1658b29536.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02a3c74325aec1c7218688c2500d1a.png)
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5 . 给定正整数
,非负整数
满足对
均有
,其中,
表示
中大于0的数的个数(规定
).试求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f2b043b989216035c6fd985f1dd6a3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bb6b8cde2f871cd167cf7db98e1e450.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ef1f9b83eb62c71162aa597a2a81ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73d81a10f614f261b74238119fb93ede.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/224abc8cff3b20bbbd401f57367a4e93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b65f428d53b7ff3ef7c8fe46777082a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/187e49a058e49f44645eb6835a79d64e.png)
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6 . 已知数列
满足
,
,
.
(1)求
的通项公式;
(2)令
,
为数列
的前
项和,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7def23f30138e0b7c4c1e498d6903a6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89c2a8a2f69011e877dd3684e59b9278.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251ba2eda58f4d685fc8c59a48debd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94351ce858fa3f3a09cfadc2d23d7253.png)
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7 . 已知实数数列
满足
,
.其中,
表示不超过实数
的最大整数.求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14835bf3f00139ccec0694d0924db795.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/954babb7b5a6bef86be75d46a07aed97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18400acf642ea72d2628d2d3fcc59d58.png)
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8 .
,
,给定
,
,
.证明:对任意
、
,
.其中,
表示
与
的最大公约数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54700061d9f312959c7159c268dede44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f108d4cbb79fbc793f2dfc9209b9436d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40a7389cc468f50350d0edfa6744c297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df626a17387869875bbc3e60da57c485.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d14fae409bde8c57b629d67d84050ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7204f43679af6935e494c59d40c6ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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9 . 设
.证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d50396cd284c00d14986d44319fa3b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06629a362fcd0444a2869a1485d6280b.png)
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10 . 设X是非空的正整数集合,满足下列条件:
(1)若
,则
;
(2)若
,则
.
证明:X是全体正整数的集合.
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fd9b15b5cdf1c131ebf7cf2776cf7a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca22a56c83bb38ba138f3b9ca852d7ce.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fd9b15b5cdf1c131ebf7cf2776cf7a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0619d283a3c86431e518e071a0726452.png)
证明:X是全体正整数的集合.
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