Defining A Function In The Equation Editor - Texas Instruments TI-86 Manual Book

To move from the first
equation editor function to
the last, press $.
To move to the beginning or
end of an equation, press
- ! or - " .
An ellipsis indicates that an
equation continues beyond
the screen.
x Pastes the variable
y Pastes the variable
INSf Inserts a deleted equation variable (function) name above the current cursor location
(only the variable name is inserted)
DELf Deletes the function that the cursor is on
SELCT Changes the selection status of the function that the cursor is on (selects or deselects)
Selects all defined functions in the equation editor
ALL+
ALLN Deselects all defined functions in the equation editor
STYLE Assigns the next of seven available graph styles to the function that the cursor is on

Defining a Function in the Equation Editor

Display the equation editor.
If functions are stored in the equation editor,
move the cursor down until a blank function is
displayed.
Enter an equation in terms of
function. When you enter the first character,
the function is selected automatically. (The
function's equals sign is highlighted.)
Move the cursor to the next function.
to the current cursor location (same as 2 or - n ã
x
to the current cursor location (same as - n ã
y
6 &
( # or
b )
= 2
x to define the 4
b or #
Chapter 5: Function Graphing
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Y
77
ä )
X