Move the slider to change the value of c.[br]You can see the effect of this by comparing the blue graph to the graph of x squared which is red.[br]Use the buttons to show the table and to turn "Trace On" - you will then see copies of the graph as you move the slider.

Examine the values in the table as you move the slider.[br]What effect does changing c have on the graph?[br]Can you see c on the graph?