Resources for Reviewing Precalculus Material, a partial list
- Visual Precalculus <http://archives.math.utk.edu/visual.calculus/0/>: Tutorials, Examples, Practice in all kinds of functions, solving equations, graphing with technology, and more, from University of Tennessee, Knoxville, Mathematics Department
- Wolfram MathWorld Classroom <http://mathworld.wolfram.com/classroom/classes/Pre-Calculus.html>: Topics in a Precalculus Course
- Exploring Precalculus, from William Mueller <http://wmueller.com/precalculus/>: topics include "Families of Functions," "New Functions From Old," and "Am I Ready for Calculus?"
- Precalculus Problems Website from UC Davis <https://www.math.ucdavis.edu/~marx/precalculus.html>: includes lots of topics: summaries, examples, and practice problems with solutions
- The Math Page: Topics in Precalculus, from Lawrence Spector, Borogh of Manhatten Community College, The City University of New York <http://www.themathpage.com/aPreCalc/precalculus.htm>: nice explanations, with examples, asks questions along the way and reveals answers