Matrices

Bihar Board Class 12 · Mathematics · 84 past questions

9 of 84 · show all

1. Q16 2025

   $[1\ {-2}\ 0]\begin{bmatrix} 3 \\ -2 \\ 11 \end{bmatrix} =$

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2. Q24 2025 Set A2025 Set E2023

   $\begin{bmatrix}6 & 5\end{bmatrix}\begin{bmatrix}1\\-1\end{bmatrix} =$

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3. Q25 2025 Set A2025 Set E20232023 Set E

   $\begin{bmatrix}2 & 3\\5 & 7\end{bmatrix}\begin{bmatrix}2\\5\end{bmatrix} =$

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4. Q26 2025 Set A2025 Set E

   $\begin{bmatrix}3 & -2\end{bmatrix}\begin{bmatrix}1\\-1\end{bmatrix}=$

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5. Q27 2025 Set A2025 Set E

   $\begin{bmatrix}4\end{bmatrix}\begin{bmatrix}2 & -2\end{bmatrix}=$

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6. Q28 2025 Set A2025 Set E

   $\begin{bmatrix}5&-1\\6&7\end{bmatrix}\cdot\begin{bmatrix}2&1\\3&4\end{bmatrix}=$

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7. Q30 2025 Set A

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

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8. Q32 2025 Set A2025 Set E

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

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9. Q34 2025 Set E20232023 Set E

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

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