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JEE Main & Advanced Mathematics Determinants & Matrices Question Bank Numerical Value Type Questions - Matrices

  • question_answer
    Let \[P=\left[ \begin{matrix} 1 & 0 & 0  \\ 3 & 1 & 0  \\ 9 & 3 & 1  \\ \end{matrix} \right]\] and \[Q=[{{q}_{ij}}]\]be two \[3\times 3\] matrices such that \[Q-{{P}^{5}}={{I}_{3}}.\] Then \[\frac{{{q}_{21}}+{{q}_{31}}}{{{q}_{32}}}\] is equal to

    Answer:

    10


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