# Chapter 4 - Section 4.4 - Evaluating Logarithms and the Change-of-Base Theorem - 4.4 Exercises: 23

$\approx3.9494$

#### Work Step by Step

$\bf{\text{Solution Outline:}}$ Use a calculator to approximate the value of the given expression, $\log 387+\log23 .$ $\bf{\text{Solution Details:}}$ Using a calculator, the approximate value of the expression above is \begin{array}{l}\require{cancel} \approx2.58771+1.36173 \\\\ \approx3.94944 \\\\ \approx3.9494 .\end{array}

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