Calculus: Early Transcendentals 9th Edition

Published by Cengage Learning
ISBN 10: 1337613924
ISBN 13: 978-1-33761-392-7

Chapter 3 - Applied Project - Where Should a Pilot Start Descent? - Page 209: 4

Answer

$P(x)=-0.0000494066006 x^3+0.004780241572 x^2$ See image

Work Step by Step

$P(x)=\frac{-2h}{l^3}x^3+\frac{3h}{l^2}x^2$ $h=6.629mi$ $l=64.5mi$ $P(x)=\frac{-2\times6.629mi}{(64.5mi)^3}x^3+\frac{3\times6.629mi}{(64.5mi)^2}x^2$ $P(x)=-0.0000494066006 x^3+0.004780241572 x^2$
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