Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 9 - Review: 86

Answer

4

Work Step by Step

A natural logarithm is a logarithm to base $e$. As shown on page 582, when a natural logarithm is written in the form $ln (x)$, this is equivalent to the expression $log_{e}x$. Therefore, $ln (e^{4})=log_{e}(e^{4})=4$. We know this, because $(e)^{4}=e^{4}$.
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