Question: Let X1 and X2 be discrete random variables with joint probability distribution f(x1, x2) = x1x2 18 , x1 = 1, 2; x2 = 1,

Let X1 and X2 be discrete random variables with joint probability distribution f(x1, x2) = x1x2 18 , x1 = 1, 2; x2 = 1, 2, 3, 0, elsewhere.

Find the probability distribution of the random variable Y = X1X2.

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