Answer
a=0.1
b=0.9
Work Step by Step
The question was to identify the initial amount and the decay from the equation $y=0.1\times0.9^{x}$. The initial amount was 0.1 and the decay was 0.9.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 7 - Exponents and Exponential Functions - 7-7 Exponential Growth and Decay - Practice and Problem-Solving Exercises - Page 464: 26
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