## Intermediate Algebra (12th Edition)

Published by Pearson

# Chapter 9 - Section 9.5 - Common and Natural Logarithms - 9.5 Exercises: 2

#### Answer

A. $e$

#### Work Step by Step

We know that logarithms with base $e$ are called natural logarithms and the base $e$ logarithm of $x$ is written as $ln(x)$. Therefore, the base of $ln(x)$ is $e$.

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