1.

Ifa + b + c = 3, a^(2) + b^(2) + c^(2) = 6 and (1)/(a) + (1)/(b) + (1)/(c) = 1where a, b, c are all non - zero then'abc' is equal to

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`(1)/(3)`
`(2)/(3)`
`(3)/(2)`
1

Answer :C


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