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[" 17.If "|[a+b,b+c,c+a],[c+a,a+b,b+c],[...

[" 17.If "|[a+b,b+c,c+a],[c+a,a+b,b+c],[b+c,c+a,a+b]|=t times" det of circulant "],[" matrix whose elements of first column are "],[a,b,c" then "'t'" equals "],[[" 1) "5," 2) "6," 3) "-2," 4) "2]]

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If |[a+b,b+c,c+a],[c+a,a+b,b+c],[b+c,c+a,a+b]|=t X det of circulant matrix whose whose elemnts of the first column are a,b,c then t equals

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