  # Mapping diagram function examples

Math can be a challenging subject for many students. But there is help available in the form of Mapping diagram function examples.

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## Lesson Explainer: Identifying Functions

A Mapping Diagram represents a function if each input value is paired with only one output value. Example: The following figure represents a function since each element in Set A is paired with only one element in Set B.

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## Identifying Functions with Mapping Diagrams 💗💙

Example 1 : Determine whether the relationship given in the mapping diagram is a function. Solution : Because each input value is paired with only one output value, the relationship given in the above mapping diagram is a function. Example 2 :

## Identifying Functions from Mapping Diagrams

The important points about the mapping function are listed here. If every element of set A is mapped with a unique element of set B. Function ‘f’ from A to B is represented as f: 