Casio ALGEBRA FX 2.0 Manual page 42

k k k k k Absolute Value and Argument
The unit regards a complex number in the format Z =
plane, and calculates absolute value Z and argument (arg).
○ ○ ○ ○ ○
Example To calculate absolute value (r) and argument ( θ ) for the complex
number 3 + 4
AK3(CPLX)b(Abs)
(d+e!a(
(Calculation of absolute value)
AK3(CPLX)c(Arg)
(d+e!a(
(Calculation of argument)
# The result of the argument calculation differs
in accordance with the current angle unit
setting (degrees, radians, grads).
2-6-2
Complex Number Calculations
i
, with the angle unit set for degrees
Imaginary number axis
i
))w
i
))w
19990401
[OPTN]-[CPLX]-[Abs]/[Arg]
a bi
+ as a coordinate on a Gaussian
Real number axis