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Algebra 2 - Second Edition

Chapter 7: Rational Functions

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Some links are repeated for use with more than one lesson.

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These links are for use with the entire chapter.

http://www.regentsprep.org/Regents/math/algtrig/ATO2/indexATO2.htm
This page contains lessons and activities on rational expressions.

http://www.xpmath.com/careers/topicsresult.php?subjectID=2&topicID=6
This page contains information about careers that involve rational functions.

7.1 Multiplying and Dividing Rational Expressions

http://www.algebralab.com/lessons/lesson.aspx?file=Algebra_rational_operations.xml
This page contains an interactive lesson on rational expressions.

http://www.regentsprep.org/Regents/math/algtrig/ATO2/indexATO2.htm
This series of pages contains lessons on multiplying and dividing rational expressions.

7.2 Adding and Subtracting Rational Expressions

http://www.regentsprep.org/Regents/math/algtrig/ATO2/addfrac.htm
This page contains a tutorial on adding and subtracting rational expressions.

http://www.purplemath.com/modules/rtnladd.htm
This series of pages uses several examples to demonstrate adding and subtracting rational expressions.

7.3 Complex Fractions

http://www.regentsprep.org/regents/math/algtrig/ATV2/indexATV2.htm
This page contains lessons and practice for simplifying complex fractions.

http://www.purplemath.com/modules/compfrac.htm
This series of pages uses several examples to demonstrate handling complex fractions.

7.4 Graphing Rational Functions

http://www.purplemath.com/modules/grphrtnl.htm
This series of pages uses several examples to demonstrate how to graph rational functions.

http://www.prenhall.com/divisions/esm/app/graphing/ti83/Graphing/
setting_windows/Examples/rational/rational_example.html
This page contains an explanation of graphing rational functions on a TI-83.

http://hotmath.com/help/gt/genericalg2/section_7_1.html
This page contains practice with rational functions.

7.5 Solving Rational Equations

http://www.purplemath.com/modules/solvrtnl.htm
This series of pages uses several examples to demonstrate solving of equations with variables in the denominator.

http://www.regentsprep.org/Regents/math/algtrig/ATE11/RationalEquationsLes.htm
This page presents strategies for solving rational equations, stressing the importance of checking the results.

7.6 Direct, Inverse, and Joint Variation

http://hotmath.com/help/gt/genericalg2/section_7_2.html
This page contains practice with variation and a step-by-step tutor.

http://www.regentsprep.org/Regents/math/algtrig/ATE7/indexATE7.htm
This series of pages compares and contrasts direct, inverse, and joint variation equations, including practice problems.