Texas Instruments PLUS TI-89 - Manual (Page 62)

Chapter 2: Operating the Calculator 45
02OPER DOC TI-89/TI-92 Plus: Operating the TI-89/TI-92 Plus (English) Susan Gullord Revised: 02/23/01 1:06 PM Printed: 02/23/01 2:11 PM Page 45 of 44
3. Move the ú indicator to the command, and press ¸.
To move the ú indicator: Press or type:
One command at a time D or C
One page at a time 2 D or 2 C
To the first command that
begins with a specified letter The letter key. (On the TI -89 , do
not press j first. If you do,
you need to press j or
2 ™ again before you can
type a letter.)
For the command indicated by ú, the status line shows the required
and optional parameters, if any, and their type.
From the example above, the syntax for factor is:
factor( expression ) required
— or —
factor( expression , variable ) optional
A Flash application may contain one or more functions. When you
select a function, its name is inserted in the entry line at the cursor
location. Therefore, you should position the cursor as necessary
before selecting the function.
1. Press:
TI . 89: ½
TI . 92 Plus: 2 ½
2. Press … Flash Apps. (This option is dimmed if no Flash
applications are installed in the TI -89 / TI-92 Plus .)
¦ The list is alphabetized by function
name. The left column lists functions.
The right column lists the Flash
application that contains the function.
¦ Information about a function is
displayed in the status line.
¦ To exit without selecting a function,
press N.
Tip: From the top of the list,
press
C to move to the
bottom. From the bottom,
press
D to move to the top.
Information about
Parameters
Note: For details about the
parameters, refer to that
command’s description in
Appendix A.
Selecting a Flash
Application
Function
Indicated command
and its parameters
Brackets [ ] indicate
optional parameters.