E9-6 Computing Depreciation under Alternative Methods [LO 9-3] 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 for 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. (Do not round intermediate calculations.) a. Straight-line ncome Balance Sheet Accumulated Depreciation Cost Depreciation Statement Year Book Value Expense At acquisition 2 4 b. Units-of-production. ncome Balance Sheet Statement Depreciation Expense Accumulated Book Value Depreciation Year Cost At acquisition