Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 9 - Section 9.4 - Properties of Logarithms - Exercise Set - Page 713: 56

Answer

$\ln \left [\frac{(x+9)^8}{ x^4}\right ]$.

Work Step by Step

The given expression is $8\ln(x+9)-4\ln x$ Use power rule. $\ln(x+9)^8-\ln x^4$ Use quotient rule. $=\ln \left [\frac{(x+9)^8}{ x^4}\right ]$.
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