If $A$ and $B$ are square matrices of order 3 such that $|A| = -1, |B| = 3$, then find the value of $|2AB|$.
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → $-24$ ##
$|2AB| = 2^3 \times |A| \times |B|$
$= 8 \times (-1) \times 3 = -24$