Irisan

1. Irisan (Intersection) Notasi : A⋂B = { x | x ∈ A dan x ∈ B } Contoh : Jika A = {2, 4, 6, 8, 10} dan B = {4, 10, 14, 18}, maka A⋂B = {4, 10} Jika A = { 3, 5, 9 } dan B = { -2, 6 }, …