Let U = {a,b,c,d,e, f, g,h}. Let X,Y, and Z be subsets of U such that X = {a,c,d,f,g} Y = {b,c,e,g,h} Z = {b,e,f} Find (XY)Z In-Class Problem #2 Let A and B be subsets of U such that n(U)=52, n(A) = 30, n(AB)=7, and n(A'B')=10. Find n(AUB)