Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 12 - Section 12.5 - Logarithmic Functions - Exercise Set: 66

Answer

$x=7$

Work Step by Step

Based on the properties of logarithms, we know that $b^{log_{b}x}=x$ (as long as $b\gt0$ and $b\ne1$). Therefore, $5^{log_{5}}7=x=7$.
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