A discussion of an organized approach to a complicated problem.
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Ask Dr. Math
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A discussion of why cancelling works in simplifying rational expressions.
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Ask Dr. Math
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A discussion of factoring whenever possible and not dividing by zero.
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Ask Dr. Math
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Tutorial on Simplifying Rational Expressions. Fundamental Principle of Rational Expressions. Simplifying (or reducing) a Rational Expression. Practice Problems
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Virtual Math Lab
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Discussion of rational expressions and detailed explanation of several examples
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Paul's Online Math Notes
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Examples of simpligying rational expressions
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Algebra Help
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Lessons and practice on simplifying, adding, subtracting, multiplying and dividing rational expressions.
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Oswego City School District Regents Exam Prep Center
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Examples of rational expressions that are ratios of two polynomial expressions.
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Department of Mathematics --- College of Science --- University of Utah
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