## Algebra 2 (1st Edition)

Published by McDougal Littell

# Chapter 7 Exponential and Logarithmic Functions - 7.5 Apply Properties of Logarithms - 7.5 Exercises - Mixed Review - Page 513: 89

.255

#### Work Step by Step

We plug the given expression into the calculator. We know that for a $log$ function on a Ti-84 Calculator, we select MATH, and then we select option A (logBASE). Note, any log function without a base listed has a base of 10. For a natural log, use the natural log (LN) button on the calculator. Doing this, we find that the answer is: $$.255$$

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