12th Class Mathematics Sample Paper Maths Olympiad Model Paper-4

  • question_answer
    Let \[P=\left[ \begin{matrix}    1 & 0 & 0  \\    4 & 1 & 0  \\    16 & 4 & 1  \\ \end{matrix} \right]\] and I be the identity matrix of order 3. If \[Q=[{{q}_{ij}}]\] is a matrix such that \[{{P}^{50}}-Q=I,\] then \[\frac{{{q}_{31}}+{{q}_{32}}}{{{q}_{21}}}\]equals

    A)  52                               

    B)  103

    C)  201                             

    D)  205

    E)  None of these

    Correct Answer: B


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