Use a mapping diagram to determine whether the relation is a function. {(4,5), (1,8), (1,9), (9,6), (2,13), (4,1)} Which of the following mapping diagrams represents the relation?
1 Answer
Jun 16, 2018
Diagram C.
Not a function
Explanation:
Diagram C. is the correct mapping for this relation.
It is, however, not a function.
A relation can be called a function if each element of the domain is related to exactly one element in the range.
We see from the diagram that both
Therefore, this relation is not a function.