Texas Instruments TI-89 - Page 368

Chapter 21: Memory and Variable Management 351
21MEMORY.DOC TI-89/TI-92 Plus:Memory & Variables Mgmt (English) Susan Gullord Revised: 02/23/01 1:20 PM Printed: 02/23/01 2:19 PM Page 351 of 16
Steps
³
TI-89
Keystrokes
›
TI-92 Plus
Keystrokes Display
5. Highlight the
f
function variable,
and view its contents.
Notice that the function was assigned
using f(x) but is listed as f on the
screen.
D2ˆ
Dˆ
6. Close the Contents window.
N
N
7. With the
f
variable still
highlighted, close
VAR-LINK
and
paste the variable name to the
entry line.
¸
¸
5
ù
f(
8. Complete the operation.
2
d¸
2
d¸
5
ù
f(2)
A
rchiving a variable:
9. Redisplay
VAR-LINK
, and
highlight the variable you want
to archive.
The previous change in view is no
longer in effect. The screen lists all
defined variables.
2°
(use
D
to
highlight
x1
)
2°
(use
D
to
highlight
x1
)
10. Use the
ƒ
Manage
toolbar menu
to archive the variable.
ƒ
8
ƒ
8
11. Return to the Home screen and
use the archived variable in a
calculation.
"
6
p
X1
¸
¥"
6
p
X1
¸
12. Attempt to store a different
value to the archived variable.
10
§
X1
¸
10
§
X1
¸
13. Cancel the error message.
NN
Notice that “ ( ” is
pasted.
û
indicates the
variable is archived.