Given Cov(X,Y)=1Cov(X, Y) = 1Cov(X,Y)=1, Var(X)=4Var(X) = 4Var(X)=4, and Var(Y)=9Var(Y) = 9Var(Y)=9. What is Var(X−2Y)Var(X - 2Y)Var(X−2Y)?
24
28
32
36