CUET Mathematics - Let A = [a_ij]_2 imes 3 and B = [b_ij]_3 imes 2, then |5AB| is equal to | PYQs + Solutions

CUET Mathematics 2025 14 May Shift 1

Algebra

Medium

core

$5^2 .|A|.|B|$

$5^3 .|A|.|B|$

$5^2|AB|$

$5^3 |AB|$

✅ Correct Option: 3

Related questions:

CUET Mathematics 2024 Slot 1

If $A$ is a square matrix of order $4$ and $|A|=4$ , then $|2 A|$ will be :

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:

2 June Shift 1

Which of the given values of $x$ and $y$ make the following pair of matrices equal ?

$\begin{bmatrix}2x-1 & 4\\y-1 & 3+2x\end{bmatrix}$ and $\begin{bmatrix}0 & y-2\\5 & 4\end{bmatrix}$

CUET Mathematics 2025 14 May Shift 1 PYQs