Ononot — Let X and Y be independent random variables with E[X] = 3, V

Random Variablesmedium

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Let $X$ and $Y$ be independent random variables with $E[X] = 3$ , $Var(X) = 2$ , $E[Y] = 4$ , and $Var(Y) = 3$ . What is the expected value of $(X+Y)^2$ ?