Answer
$\approx13.86$ kph
Work Step by Step
Using part a): $s=\sqrt{\frac{E}{625}}$
Hence plugging in $E=120000$ we get: $s=\sqrt{\frac{120000}{625}}\approx13.86$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 6 Rational Exponents and Radical Functions - Chapter Test - Page 469: 37b
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