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(2007•莱芜)观察下列各式:,,,,…,请你将猜想的规律用含自然数n(n≥1...
(2007•莱芜)观察下列各式:
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110454987939753/SYS201310191104549879397016_ST/0.png)
,
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110454987939753/SYS201310191104549879397016_ST/1.png)
,
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110454987939753/SYS201310191104549879397016_ST/2.png)
,
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131019110454987939753/SYS201310191104549879397016_ST/3.png)
,…,请你将猜想的规律用含自然数n(n≥1)的代数式表示出来
.
考点分析:
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