6

Evaluate ez −2 , where z =

Keys:

6







  

(1i 1).

Display:

  



Enters 3i-2/3

Result is 11.7333i-3.8667

Description:

ENTER 1i1Intermediate result of

Z–2,result is 0i-5

Final result is 0.8776 i– 0.4794.

Using Complex Numbers in Polar Notation

Many applications use real numbers in polar form or polar notation. These forms use pairs of numbers, as do complex numbers, so you can do arithmetic with these numbers by using the complex operations.

imaginary

(a, b)

r

θ

real

Example: Vector Addition.

Add the following three loads.