Precalculus A Fuctional Approach to Graphing and Problem Solving

Section 4.3: Real Roots of Rational and Radical Equations
Links (Click on the underlined link for extra practice with the topic.)

Rational Equation
This provides a nice review of solving rational equations (© 2003- 2007, Mainland High School. All rights reserved.):

Golden Rectangle
This site provides a nice discussion of the golden rectangle(© 1996-2006 Dr Ron Knott):

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© 2011 Karl J. Smith. All rights reserved.