Question

If A and B are any two sets, then $A \cup ( A \cap B )$ is equal to

• A. A
• B. B
• C. $A ^ { c }$
• D. $B ^ { c }$

Answer 1

Answer: (A)

A

Answer 2

$A \cap B \subseteq A$ . Hence $A \cup ( A \cap B ) = A$.