Calculus Review UNIT 2 - Preferences and Utility Practise questions Complete the table below by calculating the marginal utility of x (MUx), the marginal utility of y, (MUy), and the MRS for each of the following utility functions. This exercise asks you to calculate marginal utilities and marginal rates of substitution for some common utility functions. Workouts in Intermediate Microeconomics - Bergstrom & Varian u(I1, 12) MU, (I1, 12) MU2(11, 12) MRS(1 , 12) 2x1 + 3.12 Ar1 + 612 ari + br2 In 1 + 12 v(I1) + 12 (21 + 2)(12 + 1) (21 + a)(12 +b)