Question

If A is a matrix of order 3 and |A| = 8, then |adj A| = __________ .

विकल्प

• 1

• 2

• 2³

• 2⁶

Answer 1

2⁶

\[\left| adjA \right| = \left| A \right|^{n - 1} \]

\[ = 8^2 \]

\[ = 2^6\]