If A={4, 6, 10, 12} and R is a relation defined on A as ''two elements are related iff they have exactly one common factor other than 1''. Then the relation R is

Let A = {ONGC, BHEL, SAIL, GAIL, IOCL} and R be a relation defined as ''two elements of A are related if they share exactly one letter''. The relation R, is

Let A = {ONGC, BHEL, SAIL, GAIL, IOCL} and R be a relation defined as ''two elements of A are related if they share exactly one letter''. The relation R, is

X is the set of all residents in a colony and R is a relation defined on X as follows: ''Two persons are related iff they speak the same language'' The relation R, is

X is the set of all residents in a colony and R is a relation defined on X as follows: ''Two persons are related iff they speak the same language'' The relation R, is

If A = {2, 4, 6}, then domain of the relation R defined on A is

If A = {2, 4, 6}, then domain of the relation R defined on A is

If relation R defined on set A is an equivalence relation, then R is

If R is a relation defined as aRb, "iff"|a-b|gt0 , then the relation is

Let R be a relation defined on the set of real numbers by aRb iff 1+ab gt 0 then R is