College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 4, Exponential and Logarithmic Functions - Section 4.4 - Laws of Logarithms - 4.4 Exercises: 55

Answer

$\ln\frac{a^{2}-b^{2}}{c^{2}}$

Work Step by Step

$ \ln(a+b)+\ln(a-b)-2\ln c=\ln((a+b)(a-b))-\ln(c^{2})=\ln\frac{a^{2}-b^{2}}{c^{2}}$
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