PGDBA 2018 Solutions

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Quiz - PGDBA2025_Q26
2025 Q26. Let \[ M_j=\left[\begin{array}{ccc}1 & 0 & \sqrt{2 j+1} \\ -1 & 1 & 0 \\ -\sqrt{2 j+1} & 0 & 1\end{array}\right], \] where \(j=0,1,\ldots,24\). Then the value of \[ \sum_{j=0}^{24} \det\big(\operatorname{adj}(M_j)\big) \] is