Answer
a. $f'(t)\approx1000(1.0725^t)*(ln1.0725)$ dollars per year.
b. $141 per year
Work Step by Step
a. Take the derivative of the function given.
b. Plug (10) into the new function to get the number of dollars per year at year 10.
Calculus Concepts: An Informal Approach to the Mathematics of Change 5th Edition
by LaTorre, Donald R.; Kenelly, John W.; Reed, Iris B.; Carpenter, Laurel R.; Harris, Cynthia R.
Published by
Brooks Cole
ISBN 10:
1-43904-957-2
ISBN 13:
978-1-43904-957-0
Chapter 3 - Determining Change: Derivatives - 3.2 Activities - Page 210: 21
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