Last Entry - TI -82 Manual Book

Last Entry

When you press Í on the Home screen to evaluate an expression or execute
an instruction, the expression or instruction is stored in a storage area called
Last Entry, which you can recall. When you turn the TI.82 off, Last Entry is
retained in memory.
Using Last Entry
You can recall
Press y ã
line is cleared and the
positioned at the end of the entry. In the program editor, the
inserted at the cursor location. Because the TI.82 updates the
storage area only when Í is pressed, you can recall the previous entry
even if you have begun entering the next expression. However, when you
recall Last Entry
Ã
5 7

Í
y ã
ENTRY
Multiple Entries on a Line
To enter more than one expression or instruction on a line, separate them
with a colon (
If the previous entry contained more than one expression or instruction,
separated with a colon (page 1.7), they all are recalled. You can recall all
entries on a line, edit any of them, and then execute all of them.
Using the equation A=pr

that covers 200 square centimeters. Use 8 as your first guess.
¿ ƒ
8
Í
y ã
ENTRY
y | y ã
7
Í
Continue until the answer is as accurate as you want.
1-14 Operating the TI.82
Last Entry and edit it from the Home screen or any editor.
ä. On the Home screen or a numeric editor, the current
ENTRY
Last Entry
, it replaces what you have typed.
ä
: ). They are all stored together in
2
, use trial and error to find the radius of a circle
y ã:ä y ãpä ƒ
R
ä
ä
.95
INS
is copied to the line. The cursor is
Last Entry
¡
R
is
Last Entry
Last Entry
(page 1.14).