engineering recuitment GATE CE 2023-24 Test Series Engineering Mathematics Linear Algebra Eigenvalues
If for the matrix \(A=\begin{bmatrix} 1 &0 &0 \\ 0&4 &-2 \\ 0 &1 &1 \end{bmatrix}\;\), and \(6A^{-1}=A^2 +CA+DI\), then (C + D) is
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