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Mathematics 6 Online
OpenStudy (anonymous):

What is the value of the expression? 4!(7 – 4)! A.144 B.5040 C.120,384 D.479,001,600

OpenStudy (anonymous):

4! times 3!=(4*3*2*1)(3*2*1)=?

OpenStudy (anonymous):

oh

OpenStudy (anonymous):

A

OpenStudy (anonymous):

Yup! Factorials (x!) are just quick ways of saying "multiply x by every integer less than x but greater than zero (or one, multiplying by one doesn't change anything)"

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