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Let X and Y be random variables such that E[X] 2 and ELY] 3. a. Find E[4X + 5Y]. b. Find E[4X - 5Y

Let X and Y be random variables such that E[X] 2 and ELY] 3. a. Find E[4X + 5Y]. b. Find E[4X - 5Y + 2].

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