Enter the first "piece" of the function as Y_{1} in parentheses along with

its restriction in a separate set of parentheses. Enter the second

"piece" of the function similarly as Y_{2}. Enter any subsequent "pieces"

of the function as Y_{3}, Y_{4}, and so on.

Consider the following piece-wise function:

Enter the function as shown below:

The graphing mode should be changed from CONNECTED (default)

mode to DOT mode using the FORMAT menu. To view the FORMAT

menu, press [2ndF] [ZOOM]. Choose option **E STYLE1, 2 DOT** to

select the DOT graphing mode as shown below:

To view the graph of the function, press [GRAPH].