A) Singular
B) Non-singular
C) Symmetric
D) Not defined
Correct Answer: A
Solution :
Since \[|adj\,A|\,\,=\,\,|A{{|}^{n-2}}\], therefore \[|A|\,\,=0\] Þ \[|adj\,A|=0\,\Rightarrow adj\,A\] is also singular.
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