CUET Mathematics - If A = bmatrix 5 & 2 \\ 4 & 3 bmatrix is a given matrix, then which of the following statements are correct? (A) |A| = 7 (B) minor of 3 = -5 (C) co-factor of 2 = -4 (D) adj(A) = bmatrix 3 & -2 \\ -4 & 5 bmatrix Choose the correct answer from the options given below: | PYQs + Solutions

CUET Mathematics 2025 3 June Shift 2

Algebra

Medium

applied

(A), (C) and (D) only

(A), (B) and (C) only

(B), (C) and (D) only

(A), (B) and (D) only

✅ Correct Option: 1

Related questions:

2 June Shift 1

If $A$ is an invertible matrix of order 3, then

Match List-I with List-II

List-I	List-II
(A) $\|\text{adj} A\|$	(I) $8\|A\|$
(B) $\|A(\text{adj} A)\|$	(II) $\|A\|^2$
(C) $\|2A\|$	(III) $\frac{1}{\|A\|}$
(D) $\|A^{-1}\|$	(IV) $\|A\|^3$

Choose the correct answer from the options given below:

22 May Shift 1

If $\begin{bmatrix} 1 & 2 & 1\end{bmatrix}$ $\begin{bmatrix}1 & 2 & 0 \\ 2 & 0 & 1 \\ 1 & 0 & 2 \end{bmatrix} \begin{bmatrix} 0 \\ 2 \\ x\end{bmatrix} = 0,$ then value of x is

3 June Shift 1

If the system of equations $2x + 5y = 7, 6x + \lambda y = 28$ is inconsistent, then

List-I	List-II
(A) $\|\text{adj} A\|$	(I) $8\|A\|$
(B) $\|A(\text{adj} A)\|$	(II) $\|A\|^2$
(C) $\|2A\|$	(III) $\frac{1}{\|A\|}$
(D) $\|A^{-1}\|$	(IV) $\|A\|^3$

CUET Mathematics 2025 3 June Shift 2 PYQs

Keyboard Shortcuts