Joker consumes bagel (good I) and coffee (good 2), and has a utility function u(x,y) = xy where a is the amount of bagel consumed and y is the amount of coffee consumed. I. Let x*(Pr,Py,m) and y* (Px,Py,m ) be Joker's utility maximizing demand for bagel and coffee given prices Px,Py and income m. Derive an expression for x* and y* in terms of P1, P2 and m