Question
Mathematics Question on Sets
If A and B are two sets such that AuB=AnB, then which of the following is correct?
A
A=ϕ
B
B=ϕ
C
A=B
D
None of these
Answer
A=B
Explanation
Solution
The correct option is (C): A=B
If A and B are two sets such that AuB=AnB, then which of the following is correct?
A=ϕ
B=ϕ
A=B
None of these
A=B
The correct option is (C): A=B