Class 12 Determinants · Mcq Single Correct1 Marksadjugate
Class 12 Maths · Determinants · Mcq Single Correct #15
For A=diag(−2,−2,−2), find det(adj A).
✅ Step-by-Step Solution
Final Answer: Option (A): 64
- det(A)=−8 and for order 3 det(adj A)=det(A)²=64.
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