Question

If A = { 1,2,3,4,5,6} B= { 1,3,5,7,9} Find A∩B & A∪B.​

Answer 1

A n B = {1,3,5}

A U B = {1,2,3,4,5,6,7,9}

A n B is the elements that A and B have in common. A u B is the union of both sets.