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If z=omega,omega^2w h e r eomega is a no...

If `z=omega,omega^2w h e r eomega` is a non-real complex cube root of unity, are two vertices of an equilateral triangle in the Argand plane, then the third vertex may be represented by `z=1` b. `z=0` c. `z=-2` d. `z=-1`

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