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Required information A potential investment has a cost of $425.000 and a useful life of 8 years. Annual cash sales from the investment are expected to be $255,338 and annual cash operating expenses are expected to be $100,588. The expected salvage value at the end of the investment's life is $50,000. The company has a before-tax discount rate of 18%. equired: alculate the following. (Round dollar amounts to the nearest whole dollar and IRR to one decimol place(1.e. 055=5.59 ) . Enter egotive amounts with a minus sign.)