5. Let f(x,y) is a joint probability density function of (X,Y) continuous random variable as below. (6 – x – y) 0 < x< 2,2 < y 54 f(x,y)= otherwise a) P(XS 1,Y < 3)=? b) P(XS 1/Y < 3)=? c) Find the marginal density functions of X and Y.

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