Answer:
Relation
Step-by-step explanation:
Relation:it is defined as the mapping between the elements of two set A and B.
Or
It is defined as the mapping between x and y.
It is represented by R
R={[tex](x,y),x\in A,y\in B[/tex]}
The relation may or may not be a function
It every x has one image then the relation is called function.
If any x have two or more than two images then the relation is not called a function.
A set of ordered pairs (x,y) is called a relation .It may or may not also be a function.
