Operation Manual

TI-83 Plus Function Graphing 122

•

Xres=8

, functions are evaluated and graphed at every eighth pixel

along the x-axis.

Tip: Small Xres values improve graph resolution but may cause the TI-83 Plus

to draw graphs more slowly.

Changing a Window Variable Value

To change a window variable value from the window editor, follow these

steps.

1. Press

†

}

to move the cursor to the window variable you want to

change.

2. Edit the value, which can be an expression.

•

Enter a new value, which clears the original value.

•

Move the cursor to a specific digit, and then edit it.

3. Press

†

, or

}

. If you entered an expression, the TI-83 Plus

evaluates it. The new value is stored.

Note:

Xmin

Xmax

and

Ymin

Ymax

must be true in order to graph.