Question

If $\begin{bmatrix} 1 & 3 & 5 \\\[0.3em] 1 & 0 &3 \\\[0.3em] 0 &1 &0 \end{bmatrix}$,then $|(adjA)|$ is:

• A. $2$
• B. $8$
• C. $4$
• D. $25$

Answer 1

Answer: (C)

$4$

Answer 2

The correct option is (C): $4$