Texas Instruments Titanium TI-89 User Manual

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Basic Function Graphing III
Basic Function Graphing IIIBasic Function Graphing III
Basic Function Graphing III
Use the “Detect Discontinuities” graph format to eliminate faux asymptotes and
connections in a jump discontinuity.
Steps and keystrokes Display
1. Display the MODE dialog box. For Graph
mode, select
FUNCTION. For Angle mode,
select
RADIAN.
Press 3 B 1 D D D B 1 ¸
2. Open the Y= Editor and enter y1(x)=1/(x-
1).
Press 8 # 1 e c X | 1 d ¸
3. Display the Graph Formats dialog box
and set “Detect Discontinuities” to OFF
Note: The second item on the Graph
Format dialog is not greyed out, which
means it can be set to sequential “Seq” or
simultaneous “Simul”.
Press 8 Í D D D D D D B 1 ¸q

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)