Try It Yourself
Next to the + below, enter a function. For example, 3x+2.
Click on the graph and edit its properties. For example, change its color and thickness. What else can you change?
Experiment with other functions.
In the window below, try some of GeoGebra's built-in commands. For example:
CompleteSquare(f)
Factor(f)
Expand(g)
Then experiment by editing the functions of any of the above.