Texas Instruments TI-89 Titanium User Manual page 317

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Zooming In and Out on a Point

1. From the „

A cursor appears, and the screen

2. Move the cursor to the point where you

want to zoom in or out, and then press

The TI-89 Titanium adjusts the Window

variables by the

xmin = xmin/xFact

multiplied by

Changing Zoom Factors

The Zoom factors define the magnification and reduction used by

Basic Function Graphing

menu, select

factors defined in

, the x variables are divided by

, the x variables are multiplied by

, and the y variables are

, and the y variables are

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