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anonymous
 5 years ago
evalute the expression 15 C 5
anonymous
 5 years ago
evalute the expression 15 C 5

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0what's the formula for combinations?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0good...let's use that

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0almost...15!/5!(155)! < don't forget that last factorial

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0let me write it like this...it'll be clearer:

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0and now how would you get the answer

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0well...what does ! mean?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0! means factorial...what does that imply? like what does it stand for?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so the top is 36036000

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0only 2 zeors at the end
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