Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 5 - Exponential and Logarithmic Functions - 5.3 Exponential Functions - 5.3 Assess Your Understanding - Page 284: 116


a)$0.1562.$ b)$0.0297.$

Work Step by Step

a) If $P(x)=\frac{4^xe^{-4}}{x!}$, then if $x=5$, $P(5)=\frac{4^{5}e^{-4}}{5!}=0.1562.$ b) If $P(x)=\frac{4^xe^{-4}}{x!}$, then if $x=8$, $P(8)=\frac{4^{8}e^{-4}}{8!}=0.0297.$
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