0 25 Points DETAILS SCALCET9 3 7 033 uppose that the cost in dollars for a company to produce x pairs of a new line of jeans is C x 3 500 4x 0 02x 0 0002x a Find the marginal cost function C x Find C 90 What does it predict O It predicts the approximate cost of the 90th pair O It predicts the approximate cost of the 91st pair O It predicts the cost difference between the 90th and 91st pair O It predicts the tax of the 90th pair O It predicts the cost of 3 500 pairs Find the actual cost of manufacturing the 91st pair of jeans Round your answer to two decimal pla