Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 4 - Review - Exercises - Page 389: 23


$10^y = x$

Work Step by Step

$Write$ $the$ $equation$ $in$ $exponential$ $form:$ $\log x = y$ Logarithmic form to exponential form: $\log_b a = c \rightarrow b^c = a$ $$\log x = y \rightarrow \log_{10} x = y$$ Plug in 10 for b, x for a, and y for c $$\log_{10} x = y \rightarrow 10^y = x$$
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