Answer
$71.34$
Work Step by Step
$F=kAv^2$, hence here $11=k\cdot20\cdot22^2$, thus $k=0.00113636363$
Hence if $A=47.125$ and $v=36.5$, then $F=0.00113636363\cdot47.125\cdot36.5^2\approx71.34$
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter 2 - Section 2.5 - Variation - 2.5 Assess Your Understanding - Page 193: 40
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