Casio FX-890P Owner's Manual page 66

ROUND
PURPOSE: Rounds the argument at the specified digit.
FORMAT:
ROUND ( argument
Numeric expression
The parenthesis enclosing the argument can be omitted when the argument is a
numeric value or variable.
EXAMPLE: ROUND (A, -3)
PARAMETERS:
1. argument : numeric expression
2. digit: numeric expression truncated to an integer in the ]-100, 100[ range.
EXPLANATION:
Rounds the argument (to the nearest whole number) at the specified digit.
SEE: FIX, INT
SGN
PURPOSE: Returns a value, which corresponds, to the sign of the argument.
FORMAT:
SGN (argument)
Numeric expression
The parenthesis enclosing the argument can be omitted when the argument is a
numeric value or variable.
EXAMPLE: SGN (A)
PARAMETERS: argument : numeric expression
EXPLANATION: Returns a value of -1 when the argument is negative, 0 when the
argument equals 0, and 1 when the argument is positive.
SEE: ABS
SIN
PURPOSE: Returns the value of the sine of the argument.
FORMAT:
SIN (argument)
Numeric expression
The parenthesis enclosing the argument can be omitted when the argument is a
numeric value or variable.
EXAMPLE: SIN (PI/3)
PARAMETERS: argument: numeric expression (angle).
-1440° < argument < 1440°
-8π Radians < argument < 8π Radians
-1600 Grads < argument < 1600 Grads
EXPLANATION:
1. The unit of the argument is specified using the ANGLE function.
2. The returned value is in the [-1, 1] range.
SEE: ANGLE, ASN, COS, TAN
, digit )
Numeric expression
66
F
0
F
0
F
0