A helpful scientific calculator that runs in your web browser window.
Holt Online Learning

In this video, Salman Khan of Khan Academy explains completing the square.
Khan Academy

This video includes sample exercises and stepbystep explanations of polynomial factoring and multiplication for the California Standards Test.
Khan Academy

Excellent site showing examples of algebra, trig, calculus, differential equations, and linear algebra.
Paul's Online Math Notes

Some worked example problems that point out many common errors students make when solving them.
Pauls Online Math Notes

Quiz on Polynomials, Factoring, and Exponential Expressions
SOS Math

A straightforward lesson page describing common factors, greatest common factor and factoring polynomials (each with descriptions and examples)
Oswego City School District Regents Exam Prep Center

Interactive Worksheets for practicing factoring of trinomials
AlgebraHelp.com

How to find zeroes of polynomials, using the "Rational Roots Theorem" and synthetic division. Written description with examples.
Paul's Online Math Notes

The perfect study site for high school, college students and adult learners. Get help to do your homework, refresh your memory, prepare for a test, ....
SOS math
