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Relations versus Functions

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

Functions and relations.
Point wise determination of whether or not a relation (correspondence) is a function. Set notation and the definition of a Function.
What is an Algebra relation and what makes a relation a Function?

Relations and Functions
Relations and Functions Part 1 of 2
Relations and Functions Part 2 of 2
Vertical Line Test

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
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