📘 Visualize Common Set Laws with Venn Diagrams

Sample Space S = {1,2,3,4,5,6,7,8,9}

E₁ = {1, 3, 5, 6}    E₂ = {2, 3, 6, 7, 9}    E₃ = {1, 4, 6, 8, 9}