If is an imaginary cube root of unity, then (1+ - ^ 2 )^ 2 equals
Mathematics · JEE Main · NTA Exams — Complex Numbers and Quadratic Equations
If \(\omega\) is an imaginary cube root of unity, then \(\left(1+\omega-\omega^{2}\right)^{2}\) equals
- \(128 \mathrm{~m}\)
- \(-128 \omega\)
- \(128 \omega^{2}\)
- \(-128 \omega^{2}\)
Answer
(B) -128
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