Answer
$5,040$
Work Step by Step
Use the definition of $n$ factorial.
$7!=7*6*5*4*3*2*1=5,040$
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 6 - Section 6.4 - Permutations and Combinations - Exercises - Page 437: 2
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