Exponential decay intro (8:11) A discussion on exponential growth and decay using
and
.
- * Practice Recognizing exponential growth vs decay. (4 problems)
Graphing exponential growth and decay (4:05) Graphing
and
.
- * Practice Graphing exponential growth and decay. (4 problems)
Exponential growth & decay word problems (7:21)
- Suppose a radioactive substance decays at a rate of
per hour. What percent of the substance is left is left after 6 hours?
- Nadia owns a chain of fast food restaurants that operated 200 stores in 1999. If the rate of increase is annually, how many stores does the restaurant operate in 2007?
- Suppose a radioactive substance decays at a rate of