If is non real cube root of unity then, the value of (1+ - ^ 2 )^ 2 + (1- + ^ 2 )^ 2 is…

Mathematics · JEE Main · NTA ExamsComplex Numbers and Quadratic Equations

If \(\omega\) is non real cube root of unity then, the value of \(\left(1+\omega-\omega^{2}\right)^{2}+\left(1-\omega+\omega^{2}\right)^{2}\) is equal to : 
  1. \(2\)
  2. \(0\)
  3. \(-4\)
  4. \(6\)

Answer

(A) 2

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