4. Calculate the net present value oNPV for the machine. Explain your answer acceptability of each. Assume the firm for the following 5 -year projects. Comment on the 1. Initial Asstme the firm has a cost of capital of 9%. 2. Initial investment is $1,000,000; cash inflows are $150,000 per year 2. Imitial investment is $2,500,000; cash inflows are $320,000 per year 3. Initial investment is $3,000,000; cash inflows are $365,000 per year