Question

For the set A = {1,2,3}, define the relation R on the set A as R = { (1,1), (2,2), (3,3) (1,3) }, the R is

• A. Reflexive and symmetric
• B. reflexive and transitive
• C. symmetric and transitive
• D. equivalence relation

Answer 1

The correct option is B

reflexive and transitive

(1, 3) $ϵ$ R buy (3, 1) $\notin$ R ⇒ not symmetric