The total cost (in dollars) of producing x food processors is C(x) = 1600 + 80x - 0.3x2. (A) Find the exact cost of producing the 71st food processor. (B) Use the marginal cost to approximate the cost of producing the 71st food processor. (A) The exact cost of producing the 71st food processor is $Recently, a certain bank offered a 10-year CD that earns 2.98% compounded continuously. Use the given information to answer the questions. (a) If $20,000 is invested in this CD, how much will it be worth in 10 years? approximately $ (Round to the nearest cent.)