Texas Instruments Titanium TI-89 User Manual

Numeric Solver 669
Saving Equations for Future Use
Saving Equations for Future UseSaving Equations for Future Use
Saving Equations for Future Use
Because the number of equations that you can recall with ‡
Eqns is limited, a particular
equation may not be retained indefinitely.
Note: An equation variable has an EXPR data type, as shown on the MEMORY and
VAR-LINK screens.
Opening a Saved Equation
Opening a Saved EquationOpening a Saved Equation
Opening a Saved Equation
To store the current equation for future use,
save it to a variable.
1. From the Numeric Solver screen, press
, and select
2:Save Copy As.
2. Specify a folder and a variable name for
the equation.
3. Press ¸ twice.
To open a previously saved equation variable:
1. From the Numeric Solver screen, press
, and select
1:Open.

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)