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Let X and Y be random variables with joint probability density function (pdf) given by ke (x+y) ifx > 0, yzx fxy (x, y )

Let X and Y be random variables with joint probability density function (pdf) given by ke (x+y) ifx > 0, yzx fxy (x, y ) = O otherwise. (a) Find the constant k. (b) Find the marginal pdfs of X and Y. Are X and Y independent? (c) Calculate P(Y

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