A company is considering a $193,000 investment in machinery with the following net cash flows. The company requires a 10% return on its investments. (PV of $1, EV of $1. PVA of $1, and FVA of $1) (Use appropriate factor(s) from the tables provided.) Net Cash Flow Year 1 $12,000 Year 2 $33,000 Year 3 $64,000 Year 41 $48,000 Year 5. $129,000 (a) Compute the net present value of this investment. (b) Should the machinery be purchased?