Let X and Y be independent random variables. Suppose the respective expected values are E(X) =8 and E(Y) = 3 and the respective variances are V(X)= 9 and V(Y) = 6.
Let Z be defined as Z = 2X – 3Y +5.
Based on these data, the value of E(Z) is _____ and
the value of V(Z) is _____.