SOLUTION: how long will it take for the population of a certain country to quadruple if its annual growth rate is 2.5% round to the nearest year.
Algebra.Com
Question 767705: how long will it take for the population of a certain country to quadruple if its annual growth rate is 2.5% round to the nearest year.
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
Growth model:
which we simplify to get
solving for t ...
this is about 81 years
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