Matrices

CBSE Class 12 · Mathematics · 34 past questions

10 of 34 · show all

Q18 2024

If a matrix has 36 elements, the number of possible orders it can have, is…
Q19 2024

If $\begin{bmatrix} x+y & 2 \\ 5 & xy \end{bmatrix} = \begin{bmatrix} 6 & 2 \\ 5 & 8 \end{bmatrix}$, then the…
Q20 2024

If A and B are two non-zero square matrices of same order such that $(A + B)^2 = A^2 + B^2$, then…
Q21 2024

$If A = [a_{ij}] is an identity matrix, then which of the following is true ?$
Q22 2024

If A and B are two skew symmetric matrices, then $(AB + BA)$ is…
Q23 2024

Questions number 19 and 20 are Assertion and Reason based questions. Two statements are given, one labelled…
Q24 2024

If the sum of all the elements of a $3 \times 3$ scalar matrix is 9, then the product of all its elements is…
Q25 2024

If $A = [a_{ij}]$ be a $3 \times 3$ matrix, where $a_{ij} = i - 3j$, then which of the following is *false* ?
Q26 2024

If $F(x) = \begin{bmatrix} \cos x & -\sin x & 0 \\ \sin x & \cos x & 0 \\ 0 & 0 & 1 \end{bmatrix}$ and…
Q27 2024

Questions number 19 and 20 are Assertion and Reason based questions. Two statements are given, one labelled…