Q. If R is a relation “Less Than” from A = {1,2,3,4} to B ={1,3,5} then RoR-1 is (Solved)
1. {(3,3), (3,4),(3,5)}
2. {(3,1), (5,1), (3,2),(5,2), (5,3), (5,4)}
3. {(3,3), (3,5), (5,3),(5,5)}
4. {(1,3), (1,5),(2,3), (2,5), (3,5),(4,5)}
- c. {(3,3), (3,5), (5,3),(5,5)}