Q. Let $A$ and $B$ be two sets, then $(A \cup B)^{'} \cup \left( A^{'} \cap B \right)$is equal to
A) $A'$
B) $A$
C) $B'$
D) None of these
Explanation
(a)
From Venn-Euler’s Diagram it is clear that
[image:1_image3.emf]
$(A \cup B)^{'} \cup \left( A^{'} \cap B \right) = A'$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.