9. Based on Problem 13-9 A machine has a first capital) cost of $15,000. The repair costs are covered by the warranty in year 1, then they increase by $550 per year. Assume an interest rate of 12%. (a) Calculate the EUAC for the first 10 years of the machine's use, rounding to the nearest dollar. (b) Identify the minimum EUAC for this machine, and the year it occurs. (c) Based on this value, what how many years should the machine be used before it is sold