Saturday

August 23, 2014

August 23, 2014

Posted by **Tony** on Sunday, July 15, 2012 at 10:51am.

a. Write an exponential model for the population of Functionville t years after 1983.

b. According to your model, it what year had the population grown to 7 times its size?

- Math -
**Steve**, Sunday, July 15, 2012 at 1:24pmsince it tripled in 6 years, ew have

P = 2560*3^(t/6) where t=years since 1983

now plug in P=7, get t, add 1983 and voila'

- Math -
**Steve**, Sunday, July 15, 2012 at 1:24pmahem. Plug in P=7*2560

- Math -
**Charlie**, Wednesday, July 24, 2013 at 12:01amI'm on the same problem and I'm having trouble solving it, can you go into a bit more detail.

**Related Questions**

Math - A population of 250 frogs increases at an annual rate of 22%. a. Write an...

Algebra 2 - a) A population of 460 animals that increases at an annual rate of ...

maths - The variation in size from year to year of a particular population can ...

maths - The variation in size from year to year of a particular population can ...

maths - The variation in size from year to year of a particular population can ...

alegbra - An initial population of 298 quail increases at an annual rate of 8%. ...

math - the population of a southern city follows the exponential law. If the ...

Math - The population of a southern city follows the exponential law. If the ...

Math - Solve. The population of a particular country was 29 million in 1980; in ...

Calculus - The population of a region is growing exponentially. There were 40 ...