A. Overview3. Trace - F3

When a graph has been drawn, press to access the Trace function. You will see a screen something like the one below. Use the cursors to move the value.

Press

to access Trace.Use the cursors, or

to trace along the graph.To see a particular value

of the function, just

press the value and .

For example, the number -1,

was pressed for this graph.If you enter a value for x that is not shown in the window, you will get an error message. To find the value of the function for values of x beyond the window, use the Table.

If you have more than one function graphed, use the up cursor, , or down cursor, , to move from one graph to another.