Monday, March 3, 2008

Growing, Growing, Growing Inv 3

In this investigation you explored exponential growth situtaions in which the growth factor was not a whole number. In some of these situations, the growth was described by giving the percent growth, or growth rate.

Think about your answers to these questions. Discuss your ideas with other students and your teacher. This write a summary of your findings in your notebook.
1. Suppose you know the initial value for a population and the yearly growth rate.
a. How can you determine the population several years from now?
b. How is a growth rate related to the growth factor for the population?

2. Suppose you know the initial value for a population several yearly growth factor.
a. How can you determine the population several years from now?
b. How can you determine the yearly growth rate?