# Math

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A=P(1+r)^2

A= interest
P= principle interest
r= interest rate
t= time in years

If \$4500 invested at 7% interest compounded annually yeilds \$15600, for how many years was the money invested?

• Math -

It would help if you proofread your questions before you posted them.

Where is "t" in your equation?

• Math -

People make mistakes. Calm down.

A=P(1+r)^t

A= interest
P= principle interest
r= interest rate
t= time in years

If \$4500 invested at 7% interest compounded annually yeilds \$15600, for how many years was the money invested?

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