CUET Mathematics 2026 19th May Shift 2 PYQs

Match List-I with List-II

List-I	List-II
Matrix A	$\left\vert \text{adj } A \right\vert^2$
(A) $\begin{bmatrix} 3 & 7 \\ 2 & 8 \end{bmatrix}$	(I) $121$
(B) $\begin{bmatrix} 5 & -1 \\ 2 & 4 \end{bmatrix}$	(II) $144$
(C) $\begin{bmatrix} 3 & 6 \\ 5 & 14 \end{bmatrix}$	(III) $484$
(D) $\begin{bmatrix} 7 & 5 \\ 2 & 3 \end{bmatrix}$	(IV) $100$

Choose the correct answer from the options given below:

$\Delta=\left|\begin{array}{ccc}1 & \cos x & 1 \\ -\cos x & 1 & \cos x \\ -1 & -\cos x & 1\end{array}\right|$

(A) $\Delta=2\left(1-\cos ^{2} x\right)$

(B) $\Delta=2\left(2-\sin ^{2} x\right)$

(C) Minimum value of $\Delta$ is $2$

(D) Maximum value of $\Delta$ is $4$

Choose the correct answer from the options given below :

If $\begin{bmatrix} a-b & 0 & 0 \\ 0 & b-c & 0 \\ 0 & 0 & c-2 \end{bmatrix}$ is a scalar matrix such that $a + b + c = 0$, then, which of the following are TRUE?

(A) $a = 0$

(B) $b = 0$

(C) $a = 1$

(D) $c = 1$

Choose the correct answer from the options given below: