Answer
a) 9.6793 billion pounds
b) 12.2615 billion pounds
Work Step by Step
a)
$2007-2003=4$
$y=8.6*(1.03)^x$
$y=8.6*(1.03)^4$
$y=8.6*(1.1255)$
$y=9.6793$
b)
$2015-2003=12$
$y=8.6*(1.03)^x$
$y=8.6*(1.03)^12$
$y=8.6*(1.25476)$
$y=12.261536$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 12 - Section 12.3 - Exponential Functions - Exercise Set - Page 862: 39
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