Answer
2.599
Work Step by Step
We plug in the given values. When t=0:
$$ 24.2$$
When t=4:
$$4.2e^{-0.12\cdot \:4} \\ 2.599$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 4 - Exponential Functions - 4.5 The Number e - Exercises and Problems for Section 4.5 - Skill Refresher - Page 172: S6
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