加分題 6之詳解

 
進階教學(6)-分書方法

5 本不同的書，4支相同的筆，全部分給甲乙丙3人，
(1)求每人至少1本書、至少1支筆的方法
(2)求每人至少1本書或至少1支筆的方法

 

(詳解):

1.每人至少一本書，分法 種

 

   每人至少一支筆，分法 3     種

   答=150×3 =450

2.

Date Posted: 29 Apr 2013 @ 01 09 PM
Last Modified: 22 May 2013 @ 11 18 PM
Posted By: 我是大富翁
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