Answer each of the following questions in one word or one sentence ...

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Answer each of the following questions in one word or one sentence or as per exact requirement of the question:
If \( A \) is a square matrix such that \( A(\operatorname{adj} A)=5 I \), where \( I \) denotes the identity matrix of the same order. Then, find the value of \( |A| \).
\( \mathrm{P} \)
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