WAEC Mathematics 1997 Question 3

Question 3

Sets

If P = {3, 5, 6} and Q = {4, 5, 6} then P∩Q equals

  1. A.{3, 4}
  2. B.{4, 5}
  3. C.{4, 6}
  4. D.{5, 6}
  5. E.{3, 6}
Show the answer and explanation

Answer: D ({5, 6})

Explanation

P∩Q holds the elements in both sets: 5 and 6.