Complex Numbers


   
 
Argand diagram of the qth roots of a Complex number
All the q-th roots of z lie on a circle centred at the origin O and having radius equal to the real, positive qth root of r. One of them has amplitude and others are uniformly spaced around the circle separated from others by an angle
 
Representation of cube roots of unity
 
radius = 1
 
 
Representation of fourth roots of unity
 
radius = 1
 
 
 
     
   
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