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[" 3.Let "A=[a(ij)](n times n)" be a squ...

[" 3.Let "A=[a_(ij)]_(n times n)" be a square matrix,and let "c_(ij)" be cofactor of "],[a_(ij)" in "A" .If "C=[c_(ij)]" ,then "],[[" (a) "|C|=|A|," (b) "|C|=|A|^(n-1)],[" (c) "|C|=|A|^(n-2)," (d) none of these "]]

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