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anonymous
 5 years ago
C(7,4)
anonymous
 5 years ago
C(7,4)

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0it is combination of r from n i.e C(n,r) =n!/ [ r! * (nr)!]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so plug in those numbers using the formula?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0we were taught to mulltiply them all out and then divide

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0like 7 times 6 time 5 times 4 times 3 times 2 times 1 then divide by 4 times 3 times 2 times 1

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so i tried one its was C(9,3) i got the answer 12 is that correct?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0okay i understand it now thank you
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