This section is meant to expand on the learning from the activity. If you have not watched the video clip for instructions for this section, please do so now:
http://www.xtranormal.com/watch/11373252/
1. Under what circumstances is each cell phone plan better?
2. What does the graph of each equation represent?
3. What does the space underneath the graph of the line represent?
4. What does the space above the graph of the line represent?
5. Can you use quadrant II, III, or IV?
6. What other factors might you consider when choosing a cell phone plan?
