The population of a species of rabbit triples every year. This can be modeled by f(x) = 4(3)x and f(5) = 972. What does the 4 represent?

The starting population of the rabbits

The population of the rabbits after five years

The rate the population increases

The number of years that have passed

Question

The population of a species of rabbit triples every year. This can be modeled by f(x) = 4(3)x and f(5) = 972. What does the 4 represent?

 The starting population of the rabbits

 The population of the rabbits after five years

 The rate the population increases

 The number of years that have passed

anonymous · Answer

http://www.mathsisfun.com/algebra/exponential-growth.html