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 4.5 - Exponential and Logarithmic Functions - 4.5 Exercises: 2

Answer

(a) $\log3 (x-2)=\log x$ (b) $3(x-2)=x$ (c) $x=3$

Work Step by Step

(a) First, we combine the logarithms on the LHS to get the equivalent equation ___$\log3 (x-2)=\log x$___. (b) Next, we use the fact that log is one-to-one to get the equivalent equation ___$3(x-2)=x$___. (c) Now we find ___$x=3$___.
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