Mathematics, 17.04.2020 18:01 melisa141b

A college newspaper spends x thousand dollars a year on newspaper and television advertising and y thousand dollars on mailings and brochures. The total cost, in thousand dollars, of these advertising venues is given by C(x, y)= 4x^2 +5y

a. Find Cx and Cy.
b. Evaluate Cx and Cy at (20, 35) and interpret your answers.

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