Matrices

CBSE Class 12 · Mathematics · 34 past questions

5 of 34 · show all

1. Q1 2026

   Which of the following cannot be the order of a row-matrix ?

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2. Q3 2026

   If A and B are square matrices of same order, then which of the following statements is/are always true ?…

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3. Q4 2026

   If $A = \begin{bmatrix} 1 & a & b \\ -1 & 2 & c \\ 0 & 5 & 3 \end{bmatrix}$ is a symmetric matrix, then the…

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4. Q5 2026

   If A = $\begin{bmatrix}\cos x & -\sin x\\ \sin x & \cos x\end{bmatrix}$ and A + A' = I, then the value of…

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5. Q7 2026

   If $\begin{bmatrix}4\\1\\3\end{bmatrix}A=\begin{bmatrix}-4&8&4\\-1&2&1\\-3&6&3\end{bmatrix}$, then order of A…

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