Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsA Fifth-Degree Polynomial and Its Derivativeshttp://demonstrations.wolfram.com/AFifthDegreePolynomialAndItsDerivatives/]]>http://demonstrations.wolfram.com/AFifthDegreePolynomialAndItsDerivatives/