Michigan State University
Michigan State University: Decay Constants and Half Lives
This site from the Michigan State University provides a short review of decay constants and half-lives.
Windstream
Ojk's Precalculus Study Page: Introduction: Average Rate of Change
A precalculus tutorial that explains the average rate of change with formulas and examples. Related links to other concepts.
Other
Universite De Nice Sophia Antipolis: Graphic Inverse
An introduction to the graphic inverse with many examples the student can work on-line.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Exponential Functions
Find a quick, concise explanation of exponential functions. An example is given and clearly explained.
Department of Defense
Do Dea: Instantaneous Rates of Change
Prepare for the AP Calculus exam by reviewing the most common relationships that are used in calculus. Formulas and examples are provided.