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Eduncle posted an MCQ
December 24, 2019 • 16:10 pm 0 points
  • CSIR NET
  • Physical Sciences

Which of the following cannot be the eigenvalues of a real 3 × 3 matrix ?

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    Eduncle Best Answer

    If the matrix is real then a complex eigenvalue always occurs with its complex conjugate. In option (4) if i is an eigenvalue then – i must also be an eigenvalue. But – i is not given in option, hence option (4) is incorrect.

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