Functions

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This algebra video tutorial provides a basic introduction into functions. It contains plenty of examples and multiple choice practice problems as well as free response problems.

Introduction to Functions:

Evaluating Functions:


Function Operations:


Increasing and Decreasing Functions:


Relative Maximum & Minimum Values:


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Relations and Functions:


Domain and Range From a Graph:


How To Find The Domain of a Function:


Average Rate of Change of a Function:


The Difference Quotient of a Function:


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Evaluating Piecewise Functions:


Graphing Piecewise Functions:


Composite Functions:


How To Evaluate Composite Functions:


Composite Functions - Data Table:


Comp. of 3 Functions - Data Table:


Decomposing Functions:


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Introduction to Inverse Functions:


How To Find The Inverse of a Function:


Verifying Inverse Functions:


Horizontal Line Test - 1 to 1 Functions:


Vertical Line Test:


Graphing Inverse Functions:


Composite and Inverse Functions:


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Even and Odd Functions:


Transformations of Functions:


Linear Functions:


Functions and Graphs - Problems:


Functions - Test Review:


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Final Exams and Video Playlists:


Full-Length Videos and Worksheets: