Required information [The following information applies to the questions displayed below.] Porto's Bakery installs a computerized manufacturing machine in its factory at the beginning of the year at a cost of $45,900. The machine's useful life is estimated at 10 years, or 399,000 units of product, with a $6,000 salvage value. During its second year, the machine produces 33,900 units of product. etermine the machine's second-year depreciation and year end book value under the straight-line method. Determine the machine's second-year depreciation using the units-of-production method