On January 1. 2021, Canseco Plumbing Fixtures purchased equipment for $46,000. Residual value at the end of an estimated 4 year service life is expected to be $18,000. The company expects the equipment to operate for 14,000 hours. Required: o. Calculate depreciation expense for 2021 and 2022 using sum-of-the-years'-digits assuming the equipment was purchased on January 1, 2021. b. Calculate depreciation expense for 2021 and 2022 using sum-of-the-years'digits assuming the equipment was purchased on March 31, 2021 Complete this question by entering your answers in the tabs below. Calculate depreciation expense for 2021 and 2022 using sum-of-the-years'-digits assuming the equipment was purchased on January 1,2021. On January 1, 2021, Canseco Plumbing Fixtures purchased equipment for $46,000. Residual value at the end of an estimated 4 year service life is expected to be $18,000. The company expects the equipment to operate for 14,000 hours. Required: a. Calculate depreciation expense for 2021 and 2022 using sum-of-the-years'-digits assuming the equipment was purchased on January 1, 2021 b. Calculate depreciation expense for 2021 and 2022 using sum-of-the-year'-digits assuming the equipment was purchased on March 31, 2021. Complete this question by entering your answers in the tabs below. Calculate depreciation expense for 2021 and 2022 using sum-of-the-years'-digits assuming the equipment was purchasod on March 31, 2021