Texas Instruments TI-86 - Manual (Page 53)

Chapter 2: The CATALOG , Variables, and Characters
41
02CATVAR.DOC TI-86, Chap 2, US English Bob Fedorisko Revised: 02/13/01 2:18 PM Printed: 02/13/01 3:00 PM Page 41 of 10 02CATVAR.DOC TI-86, Chap 2, US English Bob Fedorisko Revised: 02/13/01 2:18 PM Printed: 02/13/01 3:00 PM Page 41 of 10
Storing an Answer
To store an answer to a variable before you evaluate another expression, use X and Ans .
ᕡ Enter and evaluate an expression. 1 1
ã
A д г R д г E д г A ä 1
M 3 ` 3 b
ᕢ Store the answer to a user-created
variable or to a valid built-in variable.
The value stored to the variable is
displayed as a result.
X ã V д г O д г L ä b
Copying a Variable Value
To copy the contents of variableA into variableB, the syntax is:
variableA¶variableB
For example, RegEq ¶ y1 stores the regression equation (Chapter 14) to the variable y1 .
Displaying a Variable Value
ᕡ With the cursor on a blank line on the
home screen, paste the variable name to
the cursor location, as described above.
ᕢ Display the contents of the variable.
- w (
# (location may
vary) b
b
You also can display variables containing some data types by displaying them in the
appropriate editor (such as the list editor or window variable editor) or graph. These
methods are detailed in subsequent chapters of this guidebook.
In the example, the TI - 86
multiplies the value stored to
AREA
times 3.3.
To paste AREA to the cursor
location, you can press
-
w ( , move the
selection cursor ( 4 ) to AREA,
and press b .
To paste ¶ to the cursor
location, press X .
To paste a variable name,
you can select it from a VARS
menu (page 42).