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Operating the TI
-
83 1-17
8301OPER.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 12:09 PM Printed: 02/19/01 1:34
PM Page 17 of 24
After you have pasted the last entry to the home screen
and edited it (if you chose to edit it), you can execute the
entry. To execute the last entry, press
Í
.
To reexecute the displayed entry, press
Í
again. Each
reexecution displays an answer on the right side of the
next line; the entry itself is not redisplayed.
0
¿
ƒ
N
Í
ƒ
N
Ã
1
¿
ƒ
N
ƒ
ã
:
ä
ƒ
N
¡
Í
Í
Í
To store to
ENTRY
two or more expressions or
instructions, separate each expression or instruction with
a colon, then press
Í
. All expressions and instructions
separated by colons are stored in
ENTRY
.
When you press
y
[
ENTRY
], 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=
p
r
2
, 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
[
p
]
ƒ
R
¡
Í
y
[
ENTRY
]
y
|
7
y
[
INS
]
Ë
95
Í
Continue until the answer is as accurate as you want.
Clear Entries (Chapter 18) clears all data that the TI
.
83 is
holding in the
ENTRY
storage area.
Reexecuting the
Previous Entry
Multiple Entry
Values on a Line
Clearing ENTRY