Texas Instruments TI-84 Plus Guide Book

Chapter 1: Operating the TI-84 Plus Silver Edition 32
When you press y[, all the expressions and instructions separated by colons are
pasted to the current cursor location. You can edit any of the entries, and then execute all
of them when you press Í.
For the equation A=pr
2
, use trial and error to find the radius of a circle that covers 200
square centimeters. Use 8 as your first guess.
Continue until the answer is as accurate as you want.
Clearing ENTRY
Clearing ENTRYClearing ENTRY
Clearing ENTRY
Clear Entries (Chapter 18) clears all data that the TI-84 Plus is holding in the ENTRY
storage area.
Using Ans in an Expression
Using Ans in an ExpressionUsing Ans in an Expression
Using Ans in an Expression
When an expression is evaluated successfully from the home screen or from a program,
the TI-84 Plus stores the answer to a storage area called
Ans (last answer). Ans may be
a real or complex number, a list, a matrix, or a string. When you turn off the TI-84 Plus,
the value in
Ans is retained in memory.
8 ¿ ƒ R ƒ ã:ä
y B ƒ
R ¡ Í
y [
y |
7 y 6 Ë 95
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Texas Instruments TI-84 Plus Specifications

General

Battery type	AAA
Power source	Battery
Number of batteries supported	4
Type	Graphing
Cover	No
Form factor	Pocket
Control type	Buttons
Product color	Black
USB port	Yes
USB 2.0 ports quantity	1
Digits	- digits
Display number of lines	8 lines
Display number of characters	16
RAM capacity	0.024 MB
ROM capacity	0.480 MB
Storage media type	-