On January 1. Year 1, Diamond Brokers Company purchased a diamond cutting machine with a total cost of $21,200. The company estimates that the machine will have a 20 -year useful life and a salvage value of $2,600. The company has elected to depreciate the machine using the straight-line method. Required: a. Determine the annual amount of depreciation expense to be recognized on the machine each year? b. Determine the amount of accumulated depreciation at the end of Year 3