This website gives many demos of what average rate of change actually is. It tells the formula for how to find it and gives many examples. The site also has many graphs on it to show what average rate of change looks like graphically.
The website fives the definition of a function. It also shows how to find the inverse of a function using ordered pairs and a function. There are also graphs on the site to show what inverses look like.
This site defines the meaning of domain and range. It also shows how to find domain and range by looking at a function. It gives many examples and works the probelems. There is also a link for more domain and range problems on the page.
Tells and shows graphs of what logarithmic functions look like. Also, gives you a graph and lets you plug points in and see what the graph looks like. Great way to find out how to use log functions.
This is a Missouri Western State University website that explains how to find the domain and asymptotes of rational functions. It contains sample problems with step-by-step solutions.
This is a Lamar University website that gives information about dividing and graphing polynomial functions. It also explains how to find roots and zeros of polynomial functions.
There are many practice problems on this website. You can actually click and try to do the problems. There are instructions on the top of the page to inform how to use the website.