SOLUTION: How long will it take for the population of a certain country to triple if its annual growth rate is 2.8%? (Round to the nearest year.) Use the exponential growth model P(t) = P0ek

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Question 211356: How long will it take for the population of a certain country to triple if its annual growth rate is 2.8%? (Round to the nearest year.) Use the exponential growth model P(t) = P0ekt
Answer by Alan3354(69443) About Me  (Show Source):
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How long will it take for the population of a certain country to triple if its annual growth rate is 2.8%? (Round to the nearest year.) Use the exponential growth model P(t) = P0ekt
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P(t) = P0*e^kt
3P0 = P0*e^0.028t
e^0.028t = 3
0.028t = ln(3)
t = ln(3)/0.028
t = 39 years