Cash outflows, if any, should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to the nearest dollar. a. What is the Year-0 net cash flow? 5 b. What are the net operating cash flows in Years 1,2 , and 3 ? Year 2:\$ Year 3-\$ c. What is the additional Year-3 cash flow (i,e, the after-tax salvage and the return of working capital)? 5 d. If the project's cost of caplal is 10%, what is the NPV' of the praject? 5 Should the machine be purchased