Question: If X and Y have joint density function find (a) E[XY] (b) E[X] (c) E[Y] fxra.y)-ky, X,Y (x, ) otherwise

If X and Y have joint density function
If X and Y have joint density functionfind(a) E[XY](b) E[X](c)

find
(a) E[XY]
(b) E[X]
(c) E[Y]

fxra.y)-ky, X,Y (x, ) otherwise

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