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标题: help on math [打印本页]

作者: pgclt    时间: 2002-9-7 05:46     标题: help on math

I just started to prepare GMAT and really want to find a good math review/summary. Where can I find it? pls help!

Quick question, for permutation and combination, are the following formulars correct? (you can tell how long I have been away from math...)

P(n,m)=n!/(n-m)!
C(n,m)=n!/[m!(n-m)!]
作者: tongxun    时间: 2002-9-7 11:21

1、Do you have OG? There are many usefull information about math in OG。
2、According to your functions, they are right!




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