Consider the following statements in respect of the relation R in the set L of lines defined by L1RL2 if L1 is perpendicular to L2
1. R is Reflexive.
2. R is Symmetric.
3. R is Transitive.
Which of the above statements is/are correct?
1
1 only
2
2 only
3
2 and 3 only
4
1, 2 and 3