znajdz AuB , AnB , A/B , B/A zbiorow a) A= {5,6,7,8,9} B= {0,1,2} b) A={x:x∈N i x<9} B={x:x∈C i -4

a) AuB = {0,1,2,5,6,7,8,9} AnB = Ф A/B = A B/A = B b) A = {0,1,2,3,4,5,6,7,8} B = {-3,-2,-1,0,1,2,3,4,5,6} AuB = {-3,-2,-1,0,1,2,3,4,5,6,7,8} AnB = {0,1,2,3,4,5,6} A/B = {7,8} B/A = {-3,-2,-1}