Absolute Value And Argument; Conjugate Complex Numbers - Casio fx-9860G AU User Manual

k k k k k Absolute Value and Argument
The unit regards a complex number in the form
and calculates absolute value Z and argument (arg).
○ ○ ○ ○ ○
Example To calculate absolute value (
number 3 + 4
AK3(CPLX)2(Abs)
(d+e1(
(Calculation of absolute value)
AK3(CPLX)3(Arg)
(d+e1(
(Calculation of argument)
k k k k k Conjugate Complex Numbers
A complex number of the form
a – bi
.
○ ○ ○ ○ ○
Example To calculate the conjugate complex number for the complex number 2
+ 4
AK3(CPLX)4(Conj)
(c+e1(
# The result of the argument calculation differs
in accordance with the current angle unit
setting (degrees, radians, grads).
2-6-3
Complex Number Calculations
i
, with the angle unit set for degrees
Imaginary axis
i
))w
i
))w
a + bi
becomes a conjugate complex number of the form
i
i
))w
20050401
[OPTN]-[CPLX]-[Abs]/[Arg]
a bi
+ as a coordinate on a Gaussian plane,
) and argument ( θ ) for the complex
r
Real axis
[OPTN]-[CPLX]-[Conj]