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(11 Points) Vextra Corporation is considering the purchase of new equipment costing a $35,000. The projected annual cash inflow is $11,000, to be received at the end of each year. The machine has a useful life of 4 years and no salvage value. Vextra requires a 12% return on its investments. What is the net present value of the machine? Should Vextra invest in the new equipment