Answer
$6!=720$
Work Step by Step
Using $n!=n(n-1)(n-2)...(3)(2)(1),$ the given expression, $
6!
,$ is equivalent to
\begin{align*}\require{cancel}
6!
&=
6(5)(4)(3)(2)(1)
\\&=
720
.\end{align*}
Hence, $
6!=720
.$
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Chapter 12 - Matrices - 12-3 Determinants and Inverses - Practice and Problem-Solving Exercises - Page 790: 69
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