How Do I Use This Activity?

This activity allows the user to view graphs of potential real life situations and to decide if they represent functions.

This Java applet requires a Java-capable browser. If you don't see the applet Java may not be functional in your browser or on your machine.

Controls and Output

• Select the image to view (numbers 1 through 10). Then press the GO button to load the image or press the NEXT button to load the next image. For each graph, determine whether it is possible or not.