MediumPolar form

OpenStax, Algebra and Trigonometry 2e §10.5 Polar Form of Complex Numbers · Exercise 31 · Complex Numbers · Polar form

Polar Form of Complex Numbers · Exercise 31

Find $\frac{z _{1}}{z _{2}}$ in polar form.

$z_{1} = 15 c i s (120°); z_{2} = 3 c i s (40°)$

~8 minWritten answer · check your work with Lemma

OpenStax, Algebra and Trigonometry 2e · §10.5 Polar Form of Complex Numbers · Exercise 31

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your working

Check your full solution

Attach photos of your pages (up to 3) or one PDF — or check what you typed above. Lemma reads the work and verifies the reasoning, not just the answer.

Your first check today doesn't need an account.

Your photos and PDFs are read once and not stored — only the transcription is kept.