Education Technology

Evaluating Logarithms

Activity Overview

In problem 1, students explore the logarithm (base 10) function and compare the functions y = 10x and y = log 10x first through a table of values, then through a graph. In problem 2, students explore logarithms with other bases via tables, graphs, the calculator application and the change of base formula.

Key Steps

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    Download the attached PDF and look over the information on the first page. Download and distribute the attached TI-Nspire document (.tns file) for use during the activity. A TI-Nspire document containing expected student results is also available for download.

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    Discuss the material from the activity pages with students as needed.

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    Encourage students to summarize what they have learned from completing the activity.