Question: 13. Let the joint probability density function of X and Y be given by f (x, y) = B 2e(x+2y) if x 0, y

13. Let the joint probability density function of X and Y be given by f (x, y) = B 2e−(x+2y) if x ≥ 0, y ≥ 0 0 otherwise. Find E(X2Y ).

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