Question

Hi I need help on a few problems. I have been trying to do them but I can't seem to get the correct answer.

1. A population P is initially 2000. Find an exponential model (growth or decay) for the population after t years if the population P is increases by 400% every 3 years. (Round your terms to two decimal places.)

P(t)= ?


2. A population P is initially 2000. Find an exponential model (growth or decay) for the population after t years if the population P is multiplied by 0.85 every month. (Round your terms to four decimal places.)

P(t)= ???