Answer
F(3) = 40000
the initial investment of 5000 after 30 years will be worth $40000.
Work Step by Step
There are 3 decades in 30 years, so x=3.
f(3) = 5000 $\times$ $2^{3}$
f(3) = 5000 $\times$ 8
f(3) = 40000
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 7 - Exponents and Exponential Functions - 7-6 Exponential Functions - Practice and Problem-Solving Exercises - Page 450: 18
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