Casio fx-991MS Calculator User Manual


 
E-4
Mode indicators appear in the upper part of the display,
except for the BASE indicators, which appear in the
exponent part of the display.
Engineering symbols are automatically turned off while
the calculator is the BASE Mode.
•You cannot make changes to the angle unit or other
display format (Disp) settings while the calculator is in
the BASE Mode.
The COMP, CMPLX, SD, and REG modes can be used
in combination with the angle unit settings.
•Be sure to check the current calculation mode (SD, REG,
COMP, CMPLX) and angle unit setting (Deg, Rad, Gra)
before beginning a calculation.
Mathematical Expression
Calculations and Editing
Functions
Use the F key to enter the COMP Mode when you
want to perform mathematical expression calculations
or edit expressions.
COMP ............................................................
F 1
kReplay Copy
Replay copy lets you recall multiple expressions from replay
so they are connected as a multi-statement on the screen.
Example:
Replay memory contents:
1 + 1
2 + 2
3 + 3
4 + 4
5 + 5
6 + 6
Multi-statement: 4 + 4:5 + 5:6 + 6
Use
[ and ] to display the expression 4 + 4.
Press
A [(COPY).
•You can also edit expressions on the display and per-
form other multi-statement operations. For more details
COMP