WAEC Further Mathematics 2019 Question 27

Question 27

Sets and Logic

Given that P and Q are two non-empty subsets of the universal set, U. Find P ∩ (Q ∪ Q′)

  1. A.P
  2. B.P′
  3. C.Q
  4. D.Q′
Show the answer and explanation

Answer: A (P)

Explanation

Q ∪ Q′ = U, and P ∩ U = P.