Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 7 - Exponential and Logarithmic Functions - 7-3 Logarithmic Functions as Inverses - Practice and Problem-Solving Exercises: 51

Answer

$2^{-1}=\dfrac{1}{2}$

Work Step by Step

RECALL: $\log_{a}{y} = b \longleftrightarrow a^b = y$ Use the definition above to convert the equation to exponential equation and have $2^{-1}=\dfrac{1}{2}.$
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