# Thread: Help me solve this

1. ## Help me solve this

find Z with $z^3 = \frac{1 + i}{\sqrt{2}}$

2. ## Re: Help me solve this

Change to polar form, then use $\sqrt[3]{r(cos(\theta)+ i sin(\theta))}= r^{1/3}(cos(\theta/3)+ i sin(\theta/3))$