CUET Mathematics - If A = bmatrix 3 & -2 & 3 \\ 2 & 1 & -1 \\ 4 & -3 & 2 bmatrix, then the matrix (adj A)A is equal to | PYQs + Solutions

CUET Mathematics 2025 15 May Shift 2

Algebra

Medium

core

17 I

-17 I

15 I

-15 I

✅ Correct Option: 2

Related questions:

30 May Shift 2

If $x, y, z$ are non-zero numbers, then the inverse of matrix $A = \begin{bmatrix}x & 0 & 0 \\ 0 & y & 0 \\ 0 & 0 & z\end{bmatrix}$ is

3 June Shift 1

If $A = \begin{bmatrix} 5 & 6 \\ 3 & 2 \end{bmatrix}$ then which of the following is correct?

(A) $|A|$ is positive

(B) $|adj\ A| = -8$

(D) $|2A| = -32$

Choose the correct answer from the options given below:

19 May Shift 1

If A is a non-singular matrix of order 3 such that $|adj(A)| = 121$ , then $|AA^T|$ is equal to:

CUET Mathematics 2025 15 May Shift 2 PYQs