Question: If E[X] = 1 and Var(X) = 5, find (a) E[(2 + X)2]; (b) Var(4 + 3X). Discuss.

If E[X] = 1 and Var(X) = 5, find
(a) E[(2 + X)2];
(b) Var(4 + 3X). Discuss.

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