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If the roots of (z - 1)^25 = 2ω^2(z + 1)^25 (where is a complex cube root of unity) are plotted in the argand plane, they lie on

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If the roots of (z - 1)25 = 2ω2(z + 1)25 (where  is a complex cube root of unity) are plotted in the argand plane, they lie on 

(1) st. line 

(2) circle 

(3) ellipse 

(4) none 

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Correct option is (2) circle

Taking modulus both side and |ω2| = 1

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