Operation Manual

Chapter 1: Getting Started with the TI-84 Plus C Silver Edition 28
VARS Menus
VARS Menu
You can enter the names of functions and system variables in an expression or store to them directly.
To display the
VARS menu, press . All VARS menu items display secondary menus, which show the
names of the system variables. 1:Window, 2:Zoom, 4:Picture&Background, and 5:Statistics each access
more than one secondary menu.
Selecting a Variable from the VARS Menu or VARS Y-VARS Menu
To display the VARS Y-VARS menu, press ~. 1:Function, 2:Parametric, and 3:Polar display
secondary menus of the Y= function variables.
Note:
• The sequence variables (
u, v, w) are located on the keyboard as the second functions of ¬, −, and
®.
• These Y= function variables are also on the YVAR shortcut menu.
To select a variable from the VARS menus, follow these steps.
1. Display the
VARS or VARS Y-VARS menu.
• Press  to display the
VARS menu.
• Press  ~ to display the
VARS Y-VARS menu.
2. Select the type of variable, such as
2:Zoom from the VARS menu or 3:Polar from the VARS Y-VARS
menu. A secondary menu is displayed.
3. Press ~ or | to display other secondary menus.
4. Select a variable name from the menu.
It is pasted to the cursor location.
Selecting an argument from the VARS COLOR Menu
To display the VARS COLOR menu, press  ~ ~.
VARS Y-VARS COLOR
1:Window...
X/Y, T/q, and U/V/W variables
2:Zoom...
ZX/ZY, ZT/Zq, and ZU variables
3:GDB...
Graph database variables
4:Picture & Background...
Picture and Background (image)
variables
5:Statistics...
XY, G, EQ, TEST, and PTS variables
6:Table...
TABLE variables
7:String...
String variables
VARS Y-VARS COLOR
1: Function...
Yn functions
2: Parametric...
XnT, YnT functions, also found on the
YVARS shortcut menu
3: Polar...
rn functions, also found on the YVARS
shortcut menu
4: On/Off...
Lets you select/deselect functions
VARS Y-VARS COLOR
1: BLUE
2: RED