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 4 Quadratic Functions and Factoring - 4.5 Solve Quadratic Equations by Finding Square Roots - 4.5 Exercises - Problem Solving - Page 271: 42b

Answer

Gets $4$ times bigger.

Work Step by Step

Let $s$ be the initial speed, then $R=0.00829s^2$. If $s$ becomes $2s$, then $r=0.00829(2s)^2=4\cdot0.00829s^2=4R$. Thus the air resistance gets $4$ times bigger.

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