Question

The 7 th roots of the complex number x=-2 + 2 I are given by A cis(θ + φ k). Find the unknowns.

1. A

Remember to give your answer exactly

2. θ

Use the smallest positive value of θ that is suitable. And give an exact answer.

3. φ

Remember to give your answer exactly

4. k

Answer 1

@gayabee In which course are you taking this?

Answer 2

calculus at uni

Answer 3

@Boblovesmath