Several examples of how to work with polynomials and factoring.
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Math for Morons Like Us
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Step-by-step solutions to odd-numbered problems from dozens of pre-algebra textbooks.
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Hotmath
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A helpful scientific calculator that runs in your web browser window.
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Holt Online Learning
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A discussion with examples.
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Ask Dr. Math
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A discussion of the procedure in factoring a quadratic expression.
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Ask Dr. Math
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An explanation of how exponents work
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Algebrahelp.com
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I use this site for getting an example of factoring by grouping, but it has other examples of factoring too including GCF, factoring trinomials and using the AC Method.
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GCF and Factoring Trinomials
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Step-by-step solutions to odd-numbered problems from dozens of algebra textbooks.
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Hotmath
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Excellent site showing examples of algebra, trig, calculus, differential equations, and linear algebra.
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Paul's Online Math Notes
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