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The function x) = 1000 represents the rate of ow of money in dollars per year. Assume a 20-year period at 4% compounded continuously. Find (A) the present value, and (B) the accumulated amount of money ow at t = 20. (A) The present value is $ (Do not round until the nal answer. Then round to the nearest cent as needed.) The function f(t) = 9000 e - 0.03t represents the rate of flow of money in dollars per year. Assume a 20-year period at 4% compounded continuously. Find (a) the present value, and (b) the accumulated amount of money flow at t = 20. a. The present value is $ (Do not round until the final answer. Then round to the nearest cent as needed.)Find the present value of a continuous stream of income over 5 years when the rate of income is constant at $32,000 per year and the interest rate is 3%. The present value is $ . (Round to the nearest dollar as needed.)