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Question
If A is a matrix of order 3 and |A| = 8, then |adj A| = __________ .
Options
1
2
23
26
MCQ
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Solution
26
\[\left| adjA \right| = \left| A \right|^{n - 1} \]
\[ = 8^2 \]
\[ = 2^6\]
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