Determinants

Bihar Board Class 12 · Mathematics · 70 past questions

16 of 70 · show all

1. Q7 2026 Set A2026 Set H2026 Set E2026 Set C2026 Set D

   $\begin{vmatrix} 23 & 12 & 11 \\ 36 & 10 & 26 \\ 63 & 26 & 37 \end{vmatrix} =$

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2. Q13 2026 Set J2026 Set F2026 Set B

   $\begin{vmatrix}23&12&11\\36&10&26\\63&26&37\end{vmatrix}=$

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3. Q17 2025

   $\begin{vmatrix} 11 & 7 & 9 \\ 2 & -1 & 5 \\ 22 & 14 & 18 \end{vmatrix} =$

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4. Q18 2025

   $\begin{vmatrix} -1 & 3 & 0 \\ 1 & 2 & 4 \\ 4 & 1 & 0 \end{vmatrix} =$

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5. Q23 2025 Set A2025 Set E

   $\begin{vmatrix}21&11&10\\25&15&10\\64&27&37\end{vmatrix}=$

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6. Q26 2025 Set A2025 Set E

   $\begin{vmatrix}3&\sqrt3&\sqrt3\\4&0&0\\0&0&0\end{vmatrix}=$

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7. Q29 2025 Set E2019 Set F

   Evaluate the determinant $\begin{vmatrix} 4 & 9 & 7 \\ 3 & 5 & 7 \\ 5 & 4 & 5 \end{vmatrix}$.

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8. Q33 2024 Set D2024 Set J

   $\begin{vmatrix} 1 & 1 & -2 \\ 2 & 1 & -3 \\ 5 & 4 & -9 \end{vmatrix}=$

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9. Q34 2024 Set D2024 Set J

   $\begin{vmatrix} 3 & -4 & 5 \\ 1 & 1 & -2 \\ 2 & 3 & 1 \end{vmatrix}=$

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10. Q39 20232023 Set E

    $\begin{vmatrix}1 & 1 & 5\\4 & 9 & 17\\5 & 10 & 22\end{vmatrix} =$

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11. Q40 20232023 Set E

    $\begin{vmatrix}1 & 2 & -1\\5 & 4 & 1\\7 & 6 & 1\end{vmatrix} =$

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12. Q46 2021 Set J2021 Set I

    The value of the determinant $\begin{vmatrix}1&2&4\\3&7&9\\4&8&16\end{vmatrix}$ is

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13. Q48 2021 Set J2021 Set I

    The value of the determinant $\begin{vmatrix}7&11&13\\17&19&23\\29&31&37\end{vmatrix}$ is

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14. Q53 2019 Set F

    The value of the determinant $\begin{vmatrix} 1 & 2 & 4 \\ 1 & 3 & 6 \\ 1 & 4 & 9 \end{vmatrix}$ is -

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15. Q64 2017

    $\begin{vmatrix}1&1&2\\2&2&4\\3&5&6\end{vmatrix}=\ldots\ldots\ldots?$

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16. Q70 2015

    $\begin{vmatrix}3&4&5\\0&2&3\\0&0&7\end{vmatrix}=$

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