itstayylor itstayylor

08-07-2016
Mathematics

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In how many ways can you arrange 6 CD's from a collection of 50 CD's

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apologiabiology apologiabiology

08-07-2016

slot method or permutations

50 choices
6 slots

first slot has 50 options
2nd slot has 49 (1 in first slot)
3rd has 48
4th has 47
5th has 46
6th has 45

to find how many ways that is
50*49*48*47*46*45=11,441,304,000 ways

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