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Did I solve this compound formula correctly?

Asked by chelle21689 (7907points) November 20th, 2010

Here is the question.

“Use the formula A=P(1+r)^2 to find the rate R at which $1500.00 increases to $1749.60 in 2 years. (This formula is a compound interest formula for determining A the compound amount or future value of money based on the P the principle or present value, rate the annual rate of interest, and t time in years).

This is how I set it up

1749.60= 1500.00(1+r)^2

1749.60=1500.00+r^2

249.6= r^2

Square root both sides

Rate is about 15.79%

Am I correct?

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