HP 40gs User Manual page 307

hp40g+.book Page 3 Friday, December 9, 2005 1:03 AM
To recall a value
To use variables in
calculations
To clear a variable
Variables and memory management
5. Enter a name for the variable.
A
6. Press to store
the result.
The results of a calculation can also be stored directly to
a variable. For example:
2 5 3
B
To recall a variable's value, type the name of the variable
and press .
A
You can use variables in calculations. The calculator
substitutes the variable's value in the calculation:
65 A
You can use the CLRVAR
command to clear a
specified variable. For
example, if you have
stored {1,2,3,4} in variable
L1, entering CLRVAR L1
will clear L1. (You can find the
by pressing
category of commands.)
command
CLRVAR
and choosing the
PROMPT
17-3