KEAM 2021 Math Solved Paper

Given, R={(0,0),(1,1),(0,1),(2,2),(1,2)} on set{0,1,2}
The reaction R is reflexive as (0,0),(1,1),(2,2)∈R
The relation R is not symmetric as (0,1)∈R but (1,0)∉R.
The relation R is not transitive as (0,1) and (1,2) ∈R but (0,2)∉R.
Hence, the relation R is only reflexive.