Education Technology

Relations and Functions

Published on 03/09/2004

Activity Overview

A function is a relation that assigns exactly one value of the dependent variable to each value of the independent variable. When a function is graphed, a vertical line can pass through the graph and touch only one point.

Before the Activity

If you are using the TI-Navigator System with the TI-73 you will need the attached .pdf file.

During the Activity

This LearningCheck™ appvar can be sent to your class using TI-Navigator.

After the Activity

Review student answers:

  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary