Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 3 - Section 3.5 - Exponential Growth and Decay; Modeling Data - Exercise Set - Page 507: 43


$3.66$ percent.

Work Step by Step

Use the given model function $P(x)=\frac{90}{1+271e^{-0.122x}}$ For $x=20$, we have $P(20)=\frac{90}{1+271e^{-0.122(20)}}\approx3.66$ percent.
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