CUET Mathematics - If A=bmatrixk & 2\\2 & kbmatrix such that A^3 = 125 then which of the following statements are TRUE? (A) k.adj(3A) = 405 (B) k.adj(3A) = 2025 (C) adj(3A) = 95 (D) adj(3A) = 45 Choose the correct answer from the options given below: | PYQs + Solutions

CUET Mathematics 2026 22nd May Shift 2

Algebra

Hard

core

(A) and (C) only

(B) and (C) only

(A) and (D) only

(B) and (D) only

✅ Correct Option: 3

Related questions:

21 May Shift 1

The system of equations

$x + ky = 0$

$3x + 5y = 0$

has infinitely many solutions, then k is equal to

27 May Shift 1

Match List-I with List-II

List-I	List-II
(A) The number of possible matrices of order 3x3 with each entry 1 or 0	(I) $2^4$
(B) The number of possible matrices of order 2x3 with each entry 1 or 0	(II) $2^9$
(C) The number of possible matrices of order 2x3 with each entry 0,1,2	(III) $2^6$
(D) The number of possible matrices of order 2x2 with each entry 1 or 0	(IV) $3^6$

Choose the correct answer from the options given below:

19th May Shift 1

If $A^T = \begin{bmatrix} a & b \\ c & d \end{bmatrix}$ and $A^{-1} = \begin{bmatrix} p & q \\ r & s \end{bmatrix}$ , then

CUET Mathematics 2026 22nd May Shift 2 PYQs