Add some colour and style! Change the colour, style, thickness etc of the line and the sticky points. Note what happens to the items on the left when you do that!
Add these textboxes to give information about the current graph:
This function has a slope of _____
This function has a zero of ______
This function has an initial value of _________.
The rule of this function is __________ .
Make the colours of these textboxes match the colours that you chose for the item they describe eg the one about the zero is the same colour as your zero..