Question: Suppose that X and Y are independent random variables for which Var(X) = Var(Y) = 3. Find the values of (a) Var(X Y) (b)

Suppose that X and Y are independent random variables for which Var(X) = Var(Y) = 3. Find the values of
(a) Var(X − Y)
(b) Var(2X − 3Y + 1).

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