Calculate depreciation expense for each year of the truck's life using Double-declining-balance depreciation.(Omit the "$" sign in your response.) Year Depreciation Expense 1 $ 2 $ 3 $ Requirement 2: Calculate the truck's net book value at the end of its third year of use under each depreciation method. (Omit the "$" sign in your response.) Depreciation method Net book value Straight-line depreciation $ Double-declining-balance depreciation $