A company purchased a computer system at a cost of $24,000. The estimated useful life is 5 years, and the estimated residual value is $1,000. Assuming the company uses the double-declining-balance method, what is the depreciation expense for the second year? (Do not round your intermediate calculations. Round your answer to the nearest whole dollar amount.) Multiple Choice $7,260. $8,010. $9,600. $5,760