cash flow basis for the machine is estimated to be $20,000 per year over 6 years. With a tax rate of 35% and a minimum attractive rate of return (MARR) of 10%, compute the after-tax cash flow net present value using straight-line depreciation. There is 0 salvage value. Is this a favorable after-tax investment? Show your results in a table with column headings shown below, include a sample calculation for one row and for the after-tax net present value Year BTCF Depreciation Pre-tax Tax ATCF NPV-ATCF