Casio CFX-9800G Owner's Manual page 62

You can use only once variable iri the function for input sequence {ax}.
«Input integers only for the initial term-of sequence {ax} and last term of sequence {ax}.
*Closing parentheses may be omitted.
F
ot ' i dis
@ Calculation Applications
© Arithmetic operations using ©: calculation expressions
Expressions: Sn= z ax, Ta= £ bg
k=1 k=1
Possible operations: Sn+ Tn, Sa- test etc,
count le erg AS cbs! 3
MX Calculation Precautions
«Make sure that the value used as the final term Bis greater than 'the: Value used as the
. initial term a. Otherwise, an Ma ERROR will-occur:
cael :
To interrupt an ongoing E calculation (indicated when the cursor is is not ot ine display),
press the &@ key.
)
—88—
4-1 Before Beginning a Complex Number Calculation
4-2: Performing Complex Number Calculations
4-3 Complex Number Calculation Precautions