Question

For P = {5, 12, 13, 14), Q = {2, 7, 11), and R = {4, 7, 8, 11}, find PU (Q n R).

Answer 1

(5 7 11 12 13 14)

Explanation:

Q inter R = 7 and 11

So the union between p and 7 and 11 is the answer above