Suppose the revenue (in dollars) from the sale of x units of a product is given by R(x) = 78x2 + 91x 2x + 2 Find the marginal revenue when 33 units are sold. (Round your answer to the nearest dollar.) X Interpret your result. When 33 units are sold, the projected revenue from the sale of unit 34 would be $ Need Help? Read It Master It Submit