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Uses worked examples to demonstrate how to find vertical asymptotes. Stresses the relation between vertical asymptotes and the domain of the function.

This site explains what vertical asymptotes, horizontal asymptotes, and holes are.

This site gives you all the steps to graph a rational function and even gives you practice problems.

This is a great website for learning about the graphs of rational functions. Shows you everything from the horizontal and vertical asymptote to the intercepts. It sketches it all out for you which makes it ten times easier.

Explore interactively, using an applet, rational functions and the properties of their graphs such as domain, vertical and horizontal asymptotes, x and y intercepts.

Explore interactively, using an applet, rational functions and the properties of their graphs such as domain, vertical and horizontal asymptotes, x and y intercepts.

Tutorial on finding the domain, range and vertical asymptotes and graphing logarithmic function

This site gives the opportunity for someone to solve and check problems themselves while learning about rational functions.

Expalins what each difference in equation causes the "line" to do

This site explains step-by-step how to graph rational functions and how to find the asymptotes and x and y intercepts.

This website explains how to graph rational functions. It deeply explains how to find different asymptotes and intercepts. The different asymptotes that is explains how to do is vertical and horizontal asymptotes. There are also many problems that are worked out on this website.

How to graph all kinds of rational functions.