A) \[{{\alpha }^{2}}\,|\,\,A|\]
B) \[\alpha \,|\,\,A|\]
C) \[{{\alpha }^{3}}\,|\,\,A|\]
D) None of these
Correct Answer: C
Solution :
Order of square matrix A is 3 and \[a\in R.\] Then, \[|\alpha \,A{{|}_{3\times 3}}={{\alpha }^{3}}|A{{|}_{3\times 3}}\]
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