Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 7 - Exponents and Exponential Functions - Chapter Test - Page 479: 16



Work Step by Step

You have f(x)=4 $\times$ $0.95^{x}$.Plug in x=-1,2,3 to solve for Y. x=-1: f(-1)=4 $\times$ $0.95^{-1}$ f(-1)=4 $\times$ 1.05 f(-1)=4.21 x=2 f(2)=4 $\times$ $0.95^{2}$ f(2)=4 $\times$ 0.9 f(2)=3.61 x=3 f(3)=4 $\times$ $0.95^{3}$ f(3)=4 $\times$ 0.85 f(3)=3.43
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