Objectives
To graph relations
To identify functions
Function Explorer
You can use mappings to describe relationships between sets of numbers.
Essential Understanding A pairing of items from two sets is special if each item from one set pairs with exactly one item from the second set.
A relation is a set of pairs of input and output values. You can represent a relation in four different ways as shown below.
Ordered Pairs | Mapping Diagram | Table of Values | Graph | ||||||||||
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(input, output) (x, y) ( (4, 3) |
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