HP HP-32S - Page 142

Arithmetic With Two Complex Numbers, z1 and z2
To Calculate:
Press:
Addition, z^ + z2
Subtraction, z^ — z2
Multiplication, z-t x z2
Division, zy •*• z2
Power function, z^
BIICMPLXim
•I CMPLX ||-I
Ml CMPLX 11 x |
•ICMPLXII + I
(III
CMPLX 11 f |
Examples. Here are some examples of trigonometry and arithmetic
with complex numbers:
Evaluate sin (2 + z'3).
Keys: Display:
3 I ENTERI 2
Hi CMPLX |fslN"
9.1545
-4.1689
Description:
Real part of result.
Result is
9.1545 - /4.1689.
Evaluate the expression
zi "*• (22 + zi)*
where zx = 23 + i'13, z2 = —2 -\- i, z3 = 4 — z'3.
Since the stack can retain only two complex numbers at a time, per
form the calculation as
*i x [1 - fe + Za)]-
140 9: Operations With Complex Numbers