Casio CFX-9850GB PLUS Manuel sur les nombres complexes - Page 4

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Performing Complex Number Calculations

k k k k k Conjugate Complex Numbers

A complex number of the form

form

k k k k k Extraction of Real and Imaginary Parts

Use the following procedure to extract the real part

from a complex number of the form

AK3(CPLX)2(Abs)

(d+e1(

(Calculation of absolute value)

AK3(CPLX)3(Arg)

(d+e1(

(Calculation of argument)

• The result of the argument calculation differs in accordance with the current

angle unit setting (degrees, radians, grads).

a – bi

Example

To calculate the conjugate complex number for the complex

number 2 + 4

AK3(CPLX)4(Conj)

(c+e1(

Example

To extract the real and imaginary parts of the complex number

2 + 5

AK3(CPLX)5(ReP)

(c+f1(

(Real part extraction)

AK3(CPLX)6(ImP)

(c+f1(

(Imaginary part extraction)

))w

a + bi

becomes a conjugate complex number of the

))w

[OPTN]-[CPLX]-[Conj]

[OPTN]-[CPLX]-[ReP]/[lmP]

and the imaginary part