LOGARITHMIC FUNCTIONS Evaluating (Page 4 of 4)

It does not matter which base is used in the change of base formula. Let's repeat the previous example, except using natural logarithms instead. First write the logarithm as a quotient of natural logs: LOGbase6(2) = ln2/ln6. Now enter this expression.

 LN key. 2 Right parenthesis key. Divide key. LN key. 6 Right parenthesis key. ENTER key. Calculator screen image.

The results are the same in either case.
Copyright © 2010 Turner Educational Publishing
Go back to the previous page. Go to the next page. Go to the Table of Contents. Go to the Index page. Go to the Quiz page. Exit to the Home page.