Casio fx-5800P Calculator User Manual


 
E-57
Example 1: 2 × (
'
3 +
i
) = 2
'
3 + 2
i
= 4
30
Bv
2*(
!
3
e
+
i
)
E
b
2*(
!
3)+
i
)
E
When using linear display format, calculation results are displayed
in two lines showing the absolute value and argument.
Example 2: 1 +
i
=
'
2
45
Bv
1+
i
E
k
Conjugate Complex Number (Conjg)
You can perform the operation below to obtain conjugate complex number
z¯
=
a
b
i
for the
complex number
z
=
a
+
b
i
.
Example: Obtain the conjugate complex number of 2 + 3
i
B
z
– {COMPLX}
3
(Conjg)
2+3
i
)
E
k
Absolute Value and Argument (Abs, Arg)
You can use the procedure shown below to obtain the absolute value (|
z
|) and argument
(Arg(
z
)) on the Gaussian plane for a complex number in the format
z
=
a
+
b
i
.
Example: To obtain the absolute value and
argument of 2 + 2
i
b
v
Absolute Value:
z
– {COMPLX}
1
(Abs)
2+2
i
)
E
b = 2
a = 2
o
Imaginary axis
Real axis
b = 2
a = 2
o
Imaginary axis
Real axis