Clearing Entry; Using Ans In An Expression - Texas Instruments TI-83 Manual Book

2
For the equation A=pr , use trial and error to find the radius of a circle that covers 200
square centimeters. Use 8 as your first guess.
8 ¿ ƒ R ƒ [ ] y B
:
ƒ R ¡ Í y [
y | 7 y 6 Ë 95
Í
Continue until the answer is as accurate as you want.

Clearing ENTRY

(Chapter 18) clears all data that the TI-83 Plus is holding in
Clear Entries
the storage area.
ENTRY

Using Ans in an Expression

When an expression is evaluated successfully from the home screen or
from a program, the TI-83 Plus stores the answer to a storage area
called (last answer). may be a real or complex number, a list, a
Ans Ans
matrix, or a string. When you turn off the TI-83 Plus, the value in is
Ans
retained in memory.
TI-83 Plus Operating the TI-83 Plus Silver Edition 36