Parker consumes goods X and Y. Her utility function is U = XY, which means that MU_X = Y and MU_Y = X. Prove that Parker's utility function satisfies all four assumptions of consumer preferences.

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The Answer of Parker consumes goods X and Y. Her utility function is U = XY, which means that MU_X = Y and MU_Y = X. Prove that Parker's utility function satisfies all four assumptions of consumer preferences.

Parker Consumes Goods X and Y