If XXX and YYY are independent, E[X]=3,E[Y]=2,Var(X)=1,Var(Y)=1E[X]=3, E[Y]=2, Var(X)=1, Var(Y)=1E[X]=3,E[Y]=2,Var(X)=1,Var(Y)=1. Find Var(X+2Y)Var(X+2Y)Var(X+2Y).
3
4
5
9