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If a + b + c =0 then the value of (1)/...

If a + b + c =0 then the value of
`(1)/((a + b ) (b + c)) + (1)/( (b + c ) (c + a)) + (1)/((c+ a) (a+ b))`

A

1

B

0

C

`-1`

D

`-2`

Text Solution

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The correct Answer is:
B
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LUCENT PUBLICATION-ALGEBRAIC IDENTITIES -Exercise - 1A
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  9. If x ^(2) - 3 x + 1 =0, then what is the value of x ^(3) + (1)/(x ^(3...

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  11. If m + (1)/( m - 2) = 4 find the value of (m - 2) ^(2) (1)/( ( m - 2)^...

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