Question

A relation R = ( 1,2), (1,3), (2,4) then write the domain of this relation.

Answer 1

Answer:

Domain of the given relation is all the first or x elements in a given ordered Pair

In ur Question asked the Domain of the Relationship is ( 1,2) and Range is ( 2,3,4)

There are 2 elements in set A and 3 elements in set B

There for the no. of possible ordered pairs / Cartesian Product of Sets A × B = 2× 3= 6