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Mathematics 18 Online
OpenStudy (anonymous):

16! ------ = 4!12!

OpenStudy (anonymous):

dont do it brutal - help her

OpenStudy (anonymous):

16*15*14*13*12!/(4!*12!) cancel the 12!s and post ur response

OpenStudy (anonymous):

n!=n*(n-1)*(n-2)*(n-3)...*(n-(n-1))

OpenStudy (anonymous):

so like: 5!=5*4*3*2*1

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