Answer
a)$\$12123.27.$
b)$\$6442.80.$
Work Step by Step
a) If $p(x)=16630(0.90)^x$, then if $x=3$, $p(3)=16630(0.90)^3=\$12123.27.$
b) If $p(x)=16630(0.90)^x$, then if $x=9$, $p(9)=16630(0.90)^9=\$6442.80.$
Precalculus (10th Edition)
by Sullivan, Michael
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 283: 107
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