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Algebra 1 - 4th Edition

Chapter 10: Rational Expressions and Equations

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10.1 Graphing Rational Expressions

http://www.sparknotes.com/math/algebra2/rationalexpressions/
This site contains links to pages about rational expression terms and problems, as well as adding, subtracting, multiplying, and dividing rational expressions.

http://www.analyzemath.com/Rational_expressions/Rational_express.html
This page defines rational expressions and the domain and has examples about each.

http://www.mathsisfun.com/algebra/rational-expression.html
This site presents and provides practice for graphing and analyzing rational expressions.

http://www.algebralab.org/lessons/lesson.aspx?file=algebra_rational_graphing.xml
This site presents guidelines and practice problems for graphing rational expressions.

10.2 Simplifying Rational Expressions

http://www.purplemath.com/modules/rtnldefs2.htm
This series of pages explains how to simplify rational expressions.

http://www.algebralab.org/lessons/lesson.aspx?file=Algebra_rational_simplifying.xml
This site has notes and examples on how to simplify rational expressions.

10.3 Multiplying and Dividing Rational Expressions

http://www.purplemath.com/modules/rtnlmult.htm
This page details how to multiply rational expressions and uses examples.

http://www.purplemath.com/modules/rtnlmult2.htm
This page details how to divide rational expressions and uses examples.

10.4 Adding and Subtracting Rational Expressions

http://www.purplemath.com/modules/rtnladd.htm
This site demonstrates how to add and subtract rational expressions through examples.

http://www.regentsprep.org/Regents/math/algtrig/ATO2/addfrac.htm
This page has notes on how to add and subtract rational expressions and has step-by-step solved examples.

10.5 Inverse Variation

http://www.explorelearning.com/index.cfm?method=cResource.dspDetail&ResourceID=129
This page contains a gizmo that has a graph displaying direct and inverse variation.

http://www.sparknotes.com/math/algebra1/variation/section2.rhtml
This page discusses inverse functions and their graphs.

http://www.regentsprep.org/Regents/math/algtrig/ATE7/Inverse%20Variation.htm
This page discusses inverse variation problems and how to solve them.

10.6 Solving Rational Equations

http://www.algebralab.org/lessons/lesson.aspx?file=Algebra_rational_solving.xml
This page details how to solve rational equations.

http://www.regentsprep.org/Regents/math/algtrig/ATE11/RationalEquationsLes.htm
This site explains different methods of how to solve rational expressions.