Question

If A = (1, 2, 3) and B = (1, 2, 3, 4, 5, 6, 7, 8) then A u B

Answer 1

{1, 2, 3, 4, 5, 6, 7, 8}

Explanation:

`A \cup B`

represents the union of sets A and B (the set of all elements in at least one of the sets).