CHAPTER 2 -- VARIATION
These 2 simple applets will help you explore graphs of lines and parabolas by changing the slope and k values, respectively. 
Click right here for the website that goes along with your textbook.  Make sure you do the Self-Test under Chapter 2 sometime while you're studying!
This Ask Dr. Math site has several questions/answers about direct and inverse variation.
Hit the Launch Gizmo button on this site to try a 5 minute variation exercise.
Try this site for some multiple choice questions on inverse variation and direct variation.
Click here for 8 questions about direct variation.
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