Casio FX-9860G Manual

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20070201

2-6-2

Complex Number Calculations

# You can also use !a( i ) in place of

K3(CPLX)1(

i ).

k Arithmetic Operations [OPTN]-[CPLX]-[ i ]

Arithmetic operations are the same as those you use for manual calculations. You can even

use parentheses and memory.

Example 1 (1 + 2

i ) + (2 + 3 i )

AK3(CPLX)

(b+c1(

i ))

+(c+d1(

i ))w

Example 2 (2 +

i ) × (2 – i )

AK3(CPLX)

(c+1(

i ))

*(c-1(

i ))w

k Reciprocals, Square Roots, and Squares

Example (3 + i )

AK3(CPLX)

!x(')(d+1(

i ))w

k Complex Number Format Using Polar Form

Example 2 ∠ 30 × 3 ∠ 45 = 6 ∠ 75

!m(SET UP)cccccc

1(Deg)c3(

r ∠ Ƨ)J

Ac!v( ∠ )da*d

!v( ∠ )efw