Question
Mathematics Question on Functions
The number of equivalence relations on the set {1, 2, 3} containing (1, 2) and (2,1) is
A
3
B
1
C
2
D
Noneofthese
Answer
2
Explanation
Solution
Answer (c) 2
The number of equivalence relations on the set {1, 2, 3} containing (1, 2) and (2,1) is
3
1
2
Noneofthese
2
Answer (c) 2