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If 1, ω, ω^2 be the cube roots of unity, then (1 − ω + ω^2 )^5 + (1 + ω − ω^2 )^5 is equal to :

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If 1, ω, ω2 be the cube roots of unity, then (1 − ω + ω2 ) 5 + (1 + ω − ω2 )5 is equal to : 

(a) 30 

(b) 32 

(c) 34 

(d) none of these 

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Correct option (b) 32

Explanation:

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