Purple Math
Purplemath: Graphing Rational Functions: Introduction
To graph a rational function, you find the asymptotes and the intercepts, plot a few points, and then sketch in the graph. Once you get the swing of things, rational functions are actually fairly simple to graph. This resources provides...
University of Vienna (Austria)
Math Online: Functions
This interactive site uses applets to show sample graphs of each simple power function, a function plotter, graph puzzles, and more. Great site.
CK-12 Foundation
Ck 12: Algebra Ii: 1.4 Characteristics of Polynomial Graphs
This lesson explores graphs of polynomial equations including how to find the maximum and minimum y-values on a polynomial function.
Purple Math
Purplemath: Graphing General Polynomials, Radicals, Rationals, and Piecewise Fun
This resource provides an overview of graphing, giving examples of general polynomial, radical, rational, and piecewise functions. Also includes advice on common mistakes made by students.
Other
Montana State University: Analyzing a Periodic Function
A complex analysis of periodic functions, including advanced calculus and theorems. Includes many graphs.
Purple Math
Purplemath: Graphing Overview: Straight Lines
This resource provides an overview of graphing for various types of functions, instruction on graphing straight lines and also, includes advice on common mistakes made by students.
Illustrative Mathematics
Illustrative Mathematics: F if Running Time
This task provides an application of polynomials in computing. Young scholars are asked to calculate the running time of algorithms for loading images of different sizes. They then graph the running time polynomials and decide which is...