Let R_{1} = {(a,b) in N X N:|a - b| ? 13} and R_{2} = {(a,b) in N X N:|a - b| neq 13}. Then on N :: Relation (Mathematics) Question | DivineJEE

Let R_{1} = {(a,b) in N X N:|a - b| ? 13} and R_{2} = {(a,b) in N X N:|a - b| neq 13}. Then on N :: Relation (Mathematics) Question | DivineJEE | divineJEE