Question

A country's population in 1990 was 37 million. In 1994 it was 40 million. Estimate the population using the exponential growth formula. Round answer to the nearest million.

Answer 1

first is find (k)
A=Pe^(kt)
if 1990 is t=0
u have that in 1990, t=9 and
40=37e^(9k)
from there u can solve for (k)

Answer 2

Do you know what to do now?

Answer 3

Yeah. But stay here for a sec

Answer 4

okay.

Answer 5

k=0.0086?

Answer 6

Yeah. Just 0.86

Answer 7

You don't need the two extra 0's

Answer 8

Oh. Okay, and what do i do next?

Answer 9

Here, I will provide a link that may help and give answer. also note that 0.039 is incorrect: http://openstudy.com/study#/updates/4e3179800b8ba7b2da410628

Answer 10

Its 46 million.

Answer 11

yes