Matrices

Bihar Board Class 12 · Mathematics · 84 past questions

8 of 84 · show all

1. Q24 2025 Set A2025 Set E2023

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

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2. 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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3. 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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4. Q50 2023

   $[-1][1\ \ {-1}] =$

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5. Q52 2023

   $\begin{bmatrix}13 & 15\\-1 & 4\end{bmatrix}\begin{bmatrix}2 & 0\\0 & 2\end{bmatrix} =$

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6. Q55 2023 Set E

   $[-1]\,[1\;\;-1] =$

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7. Q57 2023 Set E

   $\begin{bmatrix}13&15\\-1&4\end{bmatrix}\begin{bmatrix}2&0\\0&2\end{bmatrix} =$

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8. Q59 2023 Set E

   $[6 \;\; 5]\begin{bmatrix} 1 \\ -1 \end{bmatrix} =$

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