Sharp EL-5230 Calculator User Manual


 
74
Chapter 6: Complex Number Calculations
b 4
(12–6i) + (7+15i) –
(11+4i) =
( 11 + 4 Q ) e
8.
+5.i
6×(7–9i)× 6 k ( 7 - 9 Q )
(–5+8i) = k ( S 5 + 8 Q
222.
+606.i
16×(sin30°+ 16 k ( v 30 +
icos30°)÷(sin60°+
icos60°)=
13.85640646
+8.i
@ u 8 R 70 + 12
R 25 e
18.5408873
42.76427608
r1 = 8, θ1 = 70°
r2 = 12, θ2 = 25°
r = ?, θ = ?°
(1 + i) @ E 1 + Q e
1.
+1.i
@ u
1.414213562
r = ?, θ = ?°
45.
@ E ( 2 - 3 Q
(2 – 3i)
2
=
) A e
–5.
–12.i
1
( 1 + Q ) @
Z e
0.5
1 + i
=
–0.5i
conj(5+2i) =
I
0
( 5
+
2
Q
)
e
5.
–2.i
( 12 - 6 Q ) +
( 7 + 15 Q ) -
Q $ 30 ) z (
Q $ 60 ) e
v 60 +
Example Key operations Result
) e
0.
COMPLEX MODE