HP 35s Scientific Calculator User Manual
Page 26
1-10
To select ALG mode:
Press
9{
() to set the calculator to ALG mode. When the calculator
is in ALG mode, the ALG annunciator is on.
Example:
Suppose you want to calculate 1 + 2 = 3.
In RPN mode, you enter the first number, press the
key, enter the second
number, and finally press the arithmetic operator key:
.
In ALG mode, you enter the first number, press
, enter the second number, and
finally press the
key.
In ALG mode, the results and the calculations are displayed. In RPN mode, only the
results are displayed, not the calculations.
RPN mode
ALG mode
1
2
1
2
Note
You can choose either ALG (Algebraic) or RPN (Reverse Polish
Notation) mode for your calculations. Throughout the manual, the
“
v
“ in the margin indicates that the examples or keystrokes in RPN
mode must be performed differently in ALG mode. Appendix C
explains how to use your calculator in ALG mode.