Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book page 9

TI-84 Plus Silver Edition
Graphing Keys
Editing Keys
Advanced
Function Keys
Scientific
Calculator Keys
Using the Color.Coded Keyboard
The keys on the TI-84 Plus are color-coded to help you easily locate the key you need.
The light colored keys are the number keys. The keys along the right side of the keyboard are the
common math functions. The keys across the top set up and display graphs. The Πkey provides
access to applications such as the Inequality Graphing, Transformation Graphing, Conic Graphing,
Polynomial Root Finder and Simultaneous Equation Solver, and Catalog Help.
The primary function of each key is printed on the keys. For example, when you press , the
menu is displayed.
MATH
Using the y and ƒ Keys
The secondary function of each key is printed above the key. When you press the y key, the
character, abbreviation, or word printed above the other keys becomes active for the next
keystroke. For example, when you press y and then , the
guidebook describes this keystroke combination as y :.
Many keys also have a third function. These functions are printed above the keys in the same
color as the ƒ key. The third functions enter alphabetic characters and special symbols as
well as access SOLVE and shortcut menus. For example, when you press ƒ and then ,
is entered. This guidebook describes this keystroke combination as ƒ [
the letter
A
Chapter 1: Operating the TI-84 Plus Silver Edition
menu is displayed. This
TEST
A
].
2