2. Your company purchases a Petroleum refining set of equipment for 500, 000. The pany plans to hold the equipment for 12 years and then sell it for 100,000 epreciate this asset using each technique below. In the interests of time, Show only the first four years. Show both yearly depreciation and book value (a) Straight Line Depreciation (b) Using the rate such that the book value and salvage rate coincide after 12 years