Solar Innovations Corporation bought a machine at the beginning of the year at a cost of $40,000. The estimated useful life was five years and the residual value was $4,500. Assume that the estimated productive life of the machine is 10,000 units. Expected annual production was year 1, 2,100 units; year 2, 3,100 units; year 3, 2,100 units; year 4, 2,100 units; and year 5, 600 units. Required: 1. Complete a depreciation schedule for each of the alternative methods. a. Straight-line. b. Units-of-production c. Double-declining- balance. 2. Which method will result in the highest net