was purchased for $58,000 and originally estimated to have a useful life of 10 a residual value of $3,000. After two years of straight-line depreciation, it . An asset years with was determined that ual valueof the remaining useful life of the asset was only 2 years with a a) Determine the amount of the annual depreciation for the b) Determine the book value at the end of Year 2. c) D rem first two years. etermine the depreciation expense for each of the remaining years after revision