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Please help with these two questions... Joint distributions and independent variables 2.54. The joint probability function of two discrete random variables X and Y is

Please help with these two questions...

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Joint distributions and independent variables 2.54. The joint probability function of two discrete random variables X and Y is given by fx.y)cx or 1,2,3 and y = 1, 2, 3, and equals zero otherwise. Find (a) the constant c, (b) P(X = 2, Y = 3), (c)Pils X s 2.Ys 2), (d) P(X 2), (e) P(Y

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