CUET Mathematics - If A be a square matrix of order 3 such that |A| = 2, then |adj(2A)| is equal to | PYQs + Solutions

CUET Mathematics 2025 3 June Shift 2

Algebra

Medium

common

256

✅ Correct Option: 4

Related questions:

26 May Shift 2

If $\begin{bmatrix} 1 & 0 & 0 \\ 0 & y+1 & 0 \\ 0 & 0 & 1 \end{bmatrix} \begin{bmatrix} 2x & \\ -2 & \\ z-3 & \end{bmatrix} = \begin{bmatrix} 6 \\ 4 \\ 1 \end{bmatrix}$ then $x + y + z$ is

27 May Shift 1

If A is a square matrix such that $A^2 = A$ and I is the identity matrix of the same order as A, then $(I+A)^2-3A$ is equal to

30 May Shift 1

Let $A = [a_{ij}]_{n \times n}$ be a matrix, then match List-I with List-II

List-I	List-II
(A) $\|A\| = 0$	(I) $A$ is a symmetric matrix
(B) $\|A\| \neq 0$	(II) $A$ is a skew-symmetric matrix
(C) $A^T = A$	(III) $A$ is a singular matrix
(D) $A^T = -A$	(IV) $A$ is a non-singular matrix

Choose the correct answer from the options given below:

CUET Mathematics 2025 3 June Shift 2 PYQs

Keyboard Shortcuts