"Use De Moivre's theorem to solve the following equation, in polar form." My working out: Magnitude: Angle? I'm not sure what to do because it's 0 isn't it?
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Angle is
Ah, I see. Thanks.
Misread.
for n = 0,1,2.
Originally Posted by Cthul Ah, I see. Thanks. You have to remember that there are 3 cube roots, and they are evenly spaced around a circle. So they are separated by an angle of . What do you think the other roots are?
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