Xavier co, wants to purchase a machine for $34,000 with a five year life and a $3,000 salvage value. Xavier Co, requires a 10% return on investment. The expected year-end net cash flows are $14,000 in each of the five years. What is the machine's net present value (round to the nearest whole dollar)? a) Calculate the net present value of the proposed project. b) Should the company invest in this machine? Why or why not