QIV (14 points) (Ignore income taxes in this problem.) Allen Corporation's required rate of retum is 14%. The company is considering the purchase of a new machine that will save $10,000 per year in cash operating costs. The machine will cost $39,540 and will have an 7-year useful life with zero salvage value. Straight-line depreciation will be used. Required a. Compute the machine's intenal rate of return. Would you recommend purchase of the machine? Explain. Show work to merit credit