HP 33S - Page 136

9–6 Operations with Complex Numbers
File name 33s-E-Manual-1008-Publication(1st).doc Page : 386
Printed Date : 2003/10/8 Size : 13.7 x 21.2 cm
y
185 lb 62
o
100 lb 261
o
170 lb 143
o
L
1
L
2
L
3
x
Keys: Display: Description:
Ý
{

}

Sets Degrees mode.
62
Ï
185
º ±


Enters L
1
and converts it to
rectangular form.
143
Ï
170
º
±


Eaters and converts L
2
.
¹ c Ù

Adds vectors.
261
Ï
100
º
±


Enters and converts L
3
.
¹ c Ù

Adds L
1
+ L
2
+ L
3
.
¹ °


Converts vector back to
polar form; displays r,
θ


