P=100(n/m)^(1/6)-1

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asked Aug 2, 2013 by Jamie
If the final balance was $670.05 and the interest rate was 5%, please reconstruct the amount of the initial investment. (Note: because of the way this formula is set up, we use "5" for percentage P, not "0.05". Also, for your check, remember that the 6th root is the (1/6) power.)

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