Algebra 2 - First Edition

Chapter 4: Functions

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http://www.purplemath.com/modules/fcns.htm
This page contains a tutorial and practice problems on determining if a relation is a function.

http://www.regentsprep.org/Regents/math/ALGEBRA/AP3/indexAP3.htm
NEW This page contrasts relations and functions, and provides practice distinguishing between the two.

http://www.analyzemath.com/graphing_calculators/operations_on_functions.html
This page contains a calculator that will graph functions and the functions that result from performing operations on them.

http://www.purplemath.com/modules/invrsfcn.htm
This page contains a full description of inverse functions, graphing them and the relationship between a function and its inverse.

http://www.themathpage.com/aPreCalc/inverse-functions.htm
This page contains an interactive lesson on inverse functions.

http://www.intmath.com/Functions-and-graphs/Functions-graphs-intro.php
This page contains lessons, history, and applications of different types of functions.

http://www.regentsprep.org/regents/math/algtrig/ATP9/indexATP9.htm
NEW This page has links to demonstrate and practice the various transformations of functions.