Required: Determine the amount of depreciation expense for the years ended December 31, 2014, 2015, 2016, and 2017, by (a) the straight-line method, (b) 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 2017 c. Double-declining-balance method Amount Year Previous Next me Remaining: 0.03 14 .. Warning, Required: Determine the amount of depreciation expense for the years ended December 31, 2014, 2015, 2016, and 2017, by (a) the straight-line method, (b) 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 2017 c. Double-declining-balance method Amount Year Previous Next me Remaining: 0.03 14 .. Warning