Answer
Time Intervals: $3$
Final Amount after $x$ time intervals: 25
Is your Final Amount Reasonable?: yes
Work Step by Step
Time intervals
12 years for a half life
36 years
$36/12=3$
Final amount
$200*.5^3$
$200*.125$
$25$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 9 - Section 9.4 - Exponential Growth and Decay functions - Exercise Set - Page 565: 22a
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