Depreciation by Three Methods; Partial Years Razar Sharp Company purchased equipment on July 1, 2014, for $35,640. The equipment was expected to have a useful life of three years, or 4,320 operating hours, and a residual value of $1,080. The equipment was used for 800 hours during 2014, 1,500 hours in 2015, 1,300 hours in 2016, and 720 hours in 2017. Required: Determine the amount of depreciation expense for the years ended December 31, 2014, 2015, 2016, and 2017, by (a) the straight-line method, () units-of-output method, and (c) the double-declining-balance method. Note: FOR DECLINING BALANCE ONLY, round the multiplier to four decimal places. Then round the answer for each year to the nearest whole dollar, a. Straight-line method Year Amount 2014 2015 2016 $ 2017 b. Units-of-output method Year Amount 2014 2015 2016 Previous Next Year Amount 2014 2015 2016 2017 b. Units-of-output method Year Amount 2014 2015 $ 2016 s 2017 c. Double-declining balance method Year Amount 2014 2015 2016 2017 Nend