4) (15 points) EOY Net Cash Flow -$10,000 +$1,000 +$1,500 +$2,000 +$2,500 +$2,000 +$2,200 +$2,420 4 For the cash flow profile given above, an expression showing the present worth for an interest rate of 10% per year compounded annually is PW= (PIA 10%, 0+ ( PG 1096, )