Question

PLEASE HELP WITH QUESTION! MARKING BRAINLIEST + POINTS GIVEN.

Find the cube roots of 125(cos 288° + i sin 288°).

Answer 1

The simple answer (not using multiples of 2$\pi$ (360°)) is
$= \sqrt[3]{125} ((cos( \frac{288}{3})) + isin(( \frac{288}{3}))) = 5(cos96 + isin96)$