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Relations and Functions





 
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More Lessons for Algebra I

Math Worksheets

Videos, worksheets, solutions, and activities to help Algebra 1 students learn how to distinguish between relations and functions. The use of the vertical line test and mapping diagrams are also discussed.

How to determine whether a relation is a function.
This video explains the concepts behind mapping a relation and the vertical line test.
Given a relation, determine if it is a function



Relations and Functions
Students learn that if the x-coordinate is different in each ordered pair in a given relation, then the relation is a function.
This video explains how to use the vertical line test and the horizontal line test to determine if the graph of a relations is a one to one function.


 
This video explains how to use the vertical line test and the horizontal line test to determine if the graph of a relations is a one to one function.
Functions - The Vertical Line Test
Students learn to use the vertical line test to determine if a relation is a function.


This video will explain how to determine if a relations given as a table is a one to one function.
Functions - Mapping Diagrams
Students learn to use mapping diagrams to determine if a relation is a function.


 

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