Question: Let EX = EY = 0, VX = VY = 2, and Cov (X,Y) = 1. Determine and so that V(X + Y)

Let EX = EY = 0, VX = VY = 2, and Cov (X,Y) = 1. Determine α and β so that V(αX + βY) = 1 and Cov (αX + βY,X) = 0

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