Texas Instruments Titanium TI-89 User Manual

Basic Function Graphing 327
Zooming In with a Zoom Box
Zooming In with a Zoom BoxZooming In with a Zoom Box
Zooming In with a Zoom Box
1. From the „
Zoom menu, select 1:ZoomBox.
The screen prompts for
1st Corner?
2. Move the cursor to any corner of the box
you want to define, and then press ¸.
The cursor changes to a small square,
and the screen prompts for
2nd Corner?
Note:
To move the cursor in larger
increments, use 2B, 2D, etc.
3. Move the cursor to the opposite corner of
the zoom box.
As you move the cursor, the box
stretches.
4. When you have outlined the area you
want to zoom in on, press ¸.
The Graph screen shows the zoomed
area. You can cancel
ZoomBox by
pressing N before you press ¸.
y1(x)=2øsin(x)

Texas Instruments Titanium TI-89 Specifications

General

Display Type	LCD
Display Resolution	160 x 100 pixels
Memory	188 KB RAM, 2.7 MB Flash ROM
Type	Graphing Calculator
Display	Monochrome
Processor	Motorola 68000
Processor Speed	12 MHz
Power Source	4 AAA batteries
Connectivity	USB
Programming	TI-BASIC, Assembly
Operating System	AMS (Advanced Mathematics Software)