If A = {5, 6, 7, 8} B = {7, 8, 9, 11}
A ∪ B =
{5, 6, 7, 8, 9, 10, 11}
{5, 6, 7, 8, 9, 11}
{9, 11}
{5, 6, 7, 8}
A ∪ B is the set that is defined as the elements either in A (or) B (or) both.
A ∪ B = {5, 6, 7, 8, 9, 11}
If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find
(i) A ∪ B
(ii) A ∪ C
(iii) B ∪ C
(iv) B ∪ D
(v) A ∪ B ∪ C
(vi) A ∪ B ∪ D
(vii) B ∪ C ∪ D
If A = {5, 6, 7, 8} B = {7, 8, 9, 11}, A ∪ B =
If a universal set U={3,4,5,6,7,8,9,10,11,12}A={4,6,8,10,12}B={3,5,7,9,11} then (A∪B)′ is
If A = {5, 6, 7, 8} and B = {7, 8, 9, 11}, then A ∪ B = _____.