Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book page 20

: The Catalog Help App contains syntax information for most of the functions in the catalog.
Note
Instructions
An instruction initiates an action. For example,
elements from a graph. Instructions cannot be used in expressions. In general, the first letter of
each instruction name is uppercase. Some instructions take more than one argument, as indicated
by an open parenthesis at the end of the name. For example,
.
Circle(X,Y,radius)
Interrupting a Calculation
To interrupt a calculation or graph in progress, which is indicated by the busy indicator, press É.
When you interrupt a calculation, a menu is displayed.
• To return to the home screen, select
• To go to the location of the interruption, select
When you interrupt a graph, a partial graph is displayed.
To return to the home screen, press ' or any non-graphing key.
•
• To restart graphing, press a graphing key or select a graphing instruction.
TI-84 Plus Edit Keys
Keystrokes Result
~ |
Moves the cursor within an expression; these keys repeat.
or
} †
Moves the cursor from line to line within an expression that occupies
or
more than one line; these keys repeat.
Moves the cursor from term to term within an expression in MathPrint™
mode; these keys repeat.
On the home screen, scrolls through the history of entries and answers.
y |
Moves the cursor to the beginning of an expression.
y ~
Moves the cursor to the end of an expression.
y }
On the home screen, moves the cursor out of a MathPrint™ expression.
In the Y=editor, moves the cursor from a MathPrint™ expression to the
previous Y-var.
y †
In the Y=editor, moves the cursor from a MathPrint ™ expression to the
next Y-var.
Í
Evaluates an expression or executes an instruction.
'
On a line with text on the home screen, clears the current line.
On a blank line on the home screen, clears everything on the home
screen.
In an editor, clears the expression or value where the cursor is located; it
does not store a zero.
is an instruction that clears any drawn
ClrDraw
.
1:Quit
.
2:Goto
Chapter 1: Operating the TI-84 Plus Silver Edition
requires three arguments,
Circle(
13