If P dollars are invested at the end of each year in an annuity that earns interest at an annual rate r, the amount in the account will be A dollars after n years, where

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If $2,000 is invested each year in an annuity that earns 0.9% annual interest, when will the account be worth $55,000? Round to the nearest tenth.

n=log(1+r)log[PAr+1]