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Replacement Analysis tax rate is 25%. Should Chen buy the new machine? Do not round intermediate calculations. Round your answer to the nearest cent. Negative value, if any, should be indicated by a minus sign. NPV: \$ consist only of after-tax profits because the spring has an indefinite life and will not be depreciated. any, should be indicated by a minus sign. PV of future CFs: $ NPV: $ sign. $ Replacement Analysis intermediate calculations. Round your answer to the nearest dollar. Negative value, if any, should be indicated by a minus sign