SOLUTION: This exercise uses the population growth model. The population of a certain city was 169,000 in 2014, and the observed doubling time for the population is 19 years. (a) Fi

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Question 1026378: This exercise uses the population growth model.
The population of a certain city was 169,000 in 2014, and the observed doubling time for the population is 19 years.

(a) Find an exponential model
n(t) = n0ert
for the population t years after 2014. (Round your r value to four decimal places.)
n(t) =
(b) Estimate how long it takes the population to reach 500,000. (Round your answer to two decimal places.)
_____ yr

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!

a) Solve



for

b) Solve



for using the value of from part a)

John

My calculator said it, I believe it, that settles it