Official PYQ · 2008Set 1 · Q1Linear AlgebraMCQ1 mark

GATE EC 2008 Set 1 Q1 — Linear Algebra

All the four entries of the $2 \times 2$ matrix $\mathbf{P}=\left[\begin{array}{ll}p_{11} & p_{12} \\ p_{21} & p_{22}\end{array}\right]$ are nonzero, and one of its eigenvalues is zero. Which of the following statements is true?

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Published 10 Oct 2026

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