Builtrite is considering purchasing a new machine that would cost $60,000 and the machine would be depreciated (straight line) down to $0 over its four year life. At the end of four years it is believed that the machine could be sold for $12,000. The machine would increase EBDT by $42,000 annually. Builtrite's marginal tax rate is 34%. What is the TCF associated with the purchase of this machine? $4,080 $7,920 $9,900 $0