CUET Mathematics - If A = bmatrix 2 & 1 & 3 \\ 4 & -3 & 5 bmatrix and B = bmatrix -2 & 3 \\ 1 & -5 \\ 1 & 2 bmatrix, then which of the following statements are TRUE? (A) AB is defined (B) AB and BA both are defined and AB = I, where I is an identity matrix of order 2 (C) BA is defined (D) AB and BA both are defined and AB = BA Choose the correct answer from the options given below: | PYQs + Solutions

CUET Mathematics 2025 19 May Shift 1

Algebra

Medium

common

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

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

(A) and (C) only

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

✅ Correct Option: 3

Related questions:

CUET Mathematics 2024 Slot 1

If $\left[\begin{array}{cc}5 x+8 & 7 \\ y+3 & 10 x+12\end{array}\right]=\left[\begin{array}{cc}2 & 3 y+1 \\ 5 & 0\end{array}\right]$ , then the value of $5 x+3 y$ is equal to :

14 May Shift 1

If $A = \begin{bmatrix} 3 & 7 \\ 4 & -2 \end{bmatrix}$ , $X = \begin{bmatrix} \alpha \\ -2 \end{bmatrix}$ , $B = \begin{bmatrix} 7 \\ 32 \end{bmatrix}$ and $AX = B$ , then the value of the $\alpha$ is

26 May Shift 2

If $A = \begin{bmatrix} x+z & 2 & -3 \\ x & 0 & 4 \\ 3 & x-y & 0 \end{bmatrix}$ is a skew-symmetric matrix, then which of the following are true?

(A) $y > z > x$

(B) $x > y$

(D) $z > x$

Choose the correct answer from the options given below:

CUET Mathematics 2025 19 May Shift 1 PYQs

Keyboard Shortcuts