Answer
$17.71$ feet per second
Work Step by Step
A $4$-person crew means $n=4$.
Substitute $4$ to $n$ to obtain:
$s=15.18\sqrt[9] n$
$s=15.18\sqrt[9] 4$
$s=15.181(1665)$
$s=17.70791082$
$s\approx17.71$ feet per second
College Algebra (11th Edition)
by Lial, Margaret L.; Hornsby John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671791
ISBN 13:
978-0-32167-179-0
Chapter R - Section R.7 - Radical Expressions - R.7 Exercises - Page 69: 103
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