CUET Mathematics - If A = bmatrix x & -3 & 4 \\ 3 & y & -5\\-4&z&0 bmatrix is a Skew-Symmetric matrix and adj A = [a_ij]_3 x3, then a_11 + a_22 + a_33 is equal to | PYQs + Solutions

CUET Mathematics 2025 14 May Shift 2

Algebra

Medium

core

✅ Correct Option: 3

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If $\begin{bmatrix} ab & cd \\ a+c & b+d \end{bmatrix} = \begin{bmatrix} 2 & -3 \\ 4 & 1 \end{bmatrix}$ where $a$ , $b$ , $c$ , $d$ are integers, then which of the following are true?

(A) $a + d = 0$

(B) $b + d = 3$

(D) $c + d = 2$

Choose the correct answer from the options given below:

CUET Mathematics 2025 14 May Shift 2 PYQs

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