Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 3 - 3.5 - Mathematical Modeling and Variation - 3.5 Exercises - Page 296: 56



Work Step by Step

$y=\frac{k}{x^3}$ $y=7$ when $x=2$: $7=\frac{k}{2^3}=\frac{k}{8}$ $k=7(8)=56$ Then: $y=\frac{56}{x^3}$
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