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number of combinations

Forums: Science And Math
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allware
 
Reply Mon 1 Aug, 2005 08:45 pm
I have 10 authors, each author writes 3 articles. If i want to create a book of 10 articles, 1 article from each author. How many different books can I create?
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Type: Discussion • Score: 1 • Views: 347 • Replies: 2
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patiodog
 
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Reply Mon 1 Aug, 2005 08:46 pm
How many could you create if there were two authors?
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Brandon9000
 
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Reply Mon 1 Aug, 2005 08:51 pm
Re: number of combinations
allware wrote:
I have 10 authors, each author writes 3 articles. If i want to create a book of 10 articles, 1 article from each author. How many different books can I create?

You can take any of 3 articles from the first author, any of 3 from the second, etc. You can make 3^10 books.
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