Extra help
- http://www.smarthinking.com/ (ask about login and password)
- http://www.math.com/ good site
- http://www.algebrahelp.com/index.jsp
- http://www.coolmath.com/home.htm
- http://www.webmath.com/
- http://www.mathematicshelpcentral.com/graph_paper.htm (graph paper)
- http://graphingpaper.net/ (graphing paper)
- http://www.infoplease.com/pages/unitconversion.html (Conversions)
- http://mathworld.wolfram.com/QuadraticEquation.html (Quadratics)
- http://www.themathpage.com/alg/algebraic-expressions.htm (Algebraic Expressions)
- http://www.purplemath.com/modules/slope.htm (Finding slope of a line)
- http://www.mathnerds.com/mathnerds/ homework help site
- http://www.wtamu.edu/academic/anns/mps/math/mathlab/col_algebra/index.htm rational expressions
