If A = bmatrix 6 & 4 \\ 5 & 3 bmatrix and B = adj(A), then |B| is equal to: Option 1: 4 Option 2: -2 Option 3: 2 Option 4: -4

The answer is '-2'. View full solution:

CUET Mathematics - If A = bmatrix 6 & 4 \\ 5 & 3 bmatrix and B = adj(A), then |B| is equal to: | PYQs + Solutions

CUET Mathematics 2022 4 Aug Shift 1

Algebra

Easy

-2

-4

✅ Correct Option: 2

Related questions:

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If $A = \begin{bmatrix} 2 & -1 & 0 \\ 1 & 1 & 2 \\ -1 & 0 & 1 \end{bmatrix}$ , then which of the following statement(s) is/are correct?

(A) A is singular matrix

(B) |3A| = 135

(D) $|A^{-1}| = \frac{1}{5}$

Choose the correct answer from the options given below:

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