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[" 8.If "a^(-1)+b^(-1)+c^(-1)=0" such th...

[" 8.If "a^(-1)+b^(-1)+c^(-1)=0" such that "|[1+a,1,1],[1,1+b,1],[1,1,1+c]|=lambda," then "],[" what is "lambda" equal to? "],[[" (a) -abc "," thabe "],[" (c) "0," (d) "1]]

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