Question: Suppose X and Y are random variables whose joint PDF f x,y (X,Y)= 2 (x 3 +y 3 )for 0 x 1 and 0 y

Suppose X and Y are random variables whose joint PDF fx,y(X,Y)= 2 (x3+y3)for 0 x 1 and 0 y 1 and zero otherwise. what is the Covariance Cov(X,Y)

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