Question
-\lambda^{3}+\left(\frac{}{}\right) \lambda^{2}-67 \lambda+(1-0 \text { The characteristic equation for the matrix } A=\left(\begin{array}{ccc} -4 & 0 & -2 \\ -1 & -3 & -4 \\ 2 & 4 & -5 \end{array}\right) \text { is }
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