Question

Find the quotient of z1 by z2. Express your answer in trigonometric form.

Answer 1

Hi

Answer 2

Hello

Answer 3

To divide two complex numbers,
1) divide the magnitudes
3) subtract the angles

Answer 4

How do you do that?

Answer 5

A friend sent me this to post here, so I'm not sure what to do.

Answer 6

Look at the given complex numbers

Can you tell me the magnitudes of each of them ?

Answer 7

No

Answer 8

Do you want to learn complex numbers ?

Answer 9

It is D.

Answer 10

How ?

Answer 11

Do you still need help?

Answer 12

\[\newcommand\cis{\operatorname{cis}}
A(\cos\theta+i\sin\theta)=A\cis\theta\\[2ex]
\frac{A\cis\theta}{B\cis\phi}=\frac AB\cis(\theta-\phi)\]

Answer 13

\[\cis\theta=\cis(\theta\pm2\pi)\]