HP 33S - Page 136

9–6 Operations with Complex Numbers
File name 33s-English-Manual-040130-Publication(Edition 2).doc Page : 388
Printed Date : 2004/1/30 Size : 13.7 x 21.2 cm
r
real
(a, b)
imaginary
θ
Example: Vector Addition.
Add the following three loads. You will first need to convert the polar coordinates
to rectangular coordinates.
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 ±


Enters and converts L
2
.
¹ c Ù


Adds vectors.
261
Ï
100
º ±


Enters and converts L
3
.


