Texas Instruments Titanium TI-89 User Manual

Activities 742
1. Define the expression for side a in terms
of
w and store it in a(w).
Note: When you want to define a function,
use multiple character names as you
build the definition.
2. Define the expression for side
b in terms
of
w and store it in b(w).
3. Define the expression for side
c in terms
of
w and store it in c(w).
Enter:
Define c(w)= ‡(a(w)^2+b(w)^2)
10
5
w
a
b
c
a = w+5
b = 10a
w

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)