SOLUTION: The number of California gray whales is growing according to the formula A = Pe0.015t, where t is measured in years. How long will it take the number of whales to double?

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Question 597183: The number of California gray whales is growing according to the formula
A = Pe0.015t, where t is measured in years. How long will it take the number of whales to
double?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The number of California gray whales is growing according to the formula
A = Pe0.015t, where t is measured in years. How long will it take the number of whales to double?
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2P = P*e^0.15t
e^0.015t = 2
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0.015t = ln(2)
t = ln(2)/0.015 = 46.21 years
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Cheers,
Stan H.