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inkyvoyd
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In how many ways can 13 be written as the sum of 4 distinct positive integers?
 one year ago
 one year ago
inkyvoyd Group Title
In how many ways can 13 be written as the sum of 4 distinct positive integers?
 one year ago
 one year ago

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inkyvoyd Group TitleBest ResponseYou've already chosen the best response.1
Order does not matter. I hate you, combinatorics.
 one year ago

robtobey Group TitleBest ResponseYou've already chosen the best response.1
distinct? like none of the four digits are the same?
 one year ago

inkyvoyd Group TitleBest ResponseYou've already chosen the best response.1
I'm not sure actually. Is it easily possible to solve for either case? I do know that the order of the numbers does NOT matter.
 one year ago

robtobey Group TitleBest ResponseYou've already chosen the best response.1
A solution using Mathematica 9 is attached.
 one year ago
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