Visualizing Functions as Graphs. In the applet below is intended to help you understand the connection between the graph of a function and the function itself. Recall that a function can be thought of ...

Type "^" for powers. For example type "x^2" for x-squared, or x^(1/2)" for square-root of x. Type "abs(x)" for absolute value of x. The last icon in the tool bar will allow you to move the coordinate ...