SOLUTION: How long would it take to double your principal at an annual interest rate of 7% compounded continuously.

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Question 605445: How long would it take to double your principal at an annual interest rate of 7% compounded continuously.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
How long would it take to double your principal at an annual interest rate of 7% compounded continuously.
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FV = PV*e^(rt)
2 = e^(0.07t) t in years
0.07t = ln(2)
t = ln(2)/0.07
t =~ 9.9 years