### GraphDragon Features

*GraphDragon includes the following features:*

• Save a graph as a PNG image.

• Zoom in or out, and move the view in four directions.

• View a table of X-Y values for a funciton.

• Find the intersection point for two curves.

• Calculate the net area under a curve.

• Find the average value of a function over an interval.

• Graph the first and second derivatives of a given funciton.

• Draw slope field for f(x,y).