If A = bmatrix 1 & 0 & 0 \\ 0 & 1 & 0 \\ 2 & 3 & -1 bmatrix, then A^2 is equal to Option 1: A Option 2: -A Option 3: a unit matrix of order 3 Option 4: a null matrix of order 3

The answer is 'a unit matrix of order 3'. View full solution:

CUET Mathematics - If A = bmatrix 1 & 0 & 0 \\ 0 & 1 & 0 \\ 2 & 3 & -1 bmatrix, then A^2 is equal to | PYQs + Solutions

CUET Mathematics 2026 21st May Shift 1

Algebra

Easy

core

$A$

$-A$

a unit matrix of order 3

a null matrix of order 3

✅ Correct Option: 3

Related questions:

17 Aug Shift 2

Match List - I with List - II.

List - I	List - II
(A) $A$ is a square matrix of order $3$ and $\lvert 2A \rvert = k\lvert A \rvert$ , then $k$ is	(I) $0$
(B) Value of $\begin{vmatrix}1 & a & b+c \\ 1 & b & c+a \\ 1 & c & a+b\end{vmatrix}$ is	(II) $3$
(C) Matrix $\begin{bmatrix}5-x & x+1 \\ 2 & 4\end{bmatrix}$ is singular, then $x =$	(III) $8$
(D) If $A = (a_{ij}) = \begin{bmatrix}5 & 3 & 8 \\ 2 & 0 & 1 \\ 1 & 2 & 3\end{bmatrix}$ , then the minor of the element $a_{23}$ is	(IV) $7$

Choose the correct answer from the options given below :

15 May Shift 1

The number of all possible matrices of order $2 \times 3$ with each entry 0 or 1 is

19th May Shift 2

A matrix which is both symmetric and skew symmetric is a