Problem 12-7 Depreciation Tax Shield (LG12-4) Your firm needs a computerized machine tool lathe which costs $42,000 and requires $11,200 in maintenance for each year of its 3- year life. After three years, this machine will be replaced. The machine falls into the MACRS 3-year class life category. Assume a tax rate of 39 percent and a discount rate of 12 percent Calculate the depreciation tax shield for this project in year 3. (Round your answer to 2 decimal places.) Depreciation tax shield