The following present value factors are provided for use in this problem. periods present value present value of an of $1 at 8% annuity of $1 at 8% 1 0.9259 0.9259 2 0.8573 1.7833 3 0.7938 2.5771 4 0.7350 3.3121 xavier co. wants to purchase a machine for $37,000 with a four year life and a $1,000 salvage value. xavier requires an 8% return on investment. the expected year-end net cash flows are $12,000 in each of the four years. what is the machine's net present value (round to the nearest whole dollar)? a. $3,480.b. $2,745.c. $40,480d. none of the above