We need to find the tripling-time, which is the time it takes for the population to triple.
Let the initial population be $$P_0$$.
At $$t=0$$, $$P(0) = (240)3^{\frac{0}{3}} = (240)3^0 = (240)(1) = 240$$. So, $$P_0 = 240$$.
We want to find the time $$t$$ when the
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