Matrices

Bihar Board Class 12 · Mathematics · 84 past questions

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1. Q4 2026 Set A2026 Set C2026 Set B2026 Set D

   If $A = [\,1\ \ 2\ \ 3\ \ 4\,]$ and $B = \begin{bmatrix} 1 \\ 2 \\ 3 \\ 4 \end{bmatrix}$ then $AB =$

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2. Q9 2026 Set E

   If $A = \begin{bmatrix}1 & 2 & 3 & 4\end{bmatrix}$ and $B = \begin{bmatrix}1\\2\\3\\4\end{bmatrix}$ then…

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3. Q12 2026 Set J2026 Set F2026 Set H

   If $A=[\,1\;\,2\;\,3\;\,4\,]$ and $B=\begin{bmatrix}1\\2\\3\\4\end{bmatrix}$ then $AB =$

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