InterviewSolution
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                                    The value of the expression ( 1 + (1)/(omega)) ( 1 + (1)/(omega^(2)))+ (2+ (1)/(omega)) (2 + (1)/(omega^(2))) + (3 + (1)/(omega)) (3 + (1)/(omega^(2))) + …… + ((n + (1))/(omega)) (n + (1)/(omega^(2))) Where omega is an imaginary cube root of unity, is | 
                            
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Answer»  `(N(n^(2) + 2))/(3)`  | 
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