Problem A germ population has a growth curve $Ae^{0.4t}$. At what value of $t$ does its original value doubled?
Answer Key
Solution
Initial population is when t = 0 $P_o = Ae^{0.4(0)} = A$
Time t when P = 2Po $2A = Ae^{0.4t}$
$t = 1.73$ ← answer
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