Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 5 - Review Exercises - Page 413: 66



Work Step by Step

Use the Product Property, the Quotient Property and the Power Property. Also remember that $\log_aa=1$: $\log_2\frac{20}{9}=\log_220-\log_29=\log_2(2^2·5)-\log_23^2=\log_22^2+\log_25-2\log_23=2\log_22+\log_25-2\log_23=2(1)+\log_25-2\log_23=2+\log_25-2\log_23$
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