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 - 7-6 Exponential Functions - Practice and Problem-Solving Exercises: 15

Answer

12.5

Work Step by Step

We plug -2 in for t: $g(-2)=2 \times (.4^{-2}) = 2 \times 1/(.4^{2} )= 12.5$
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