1.

If x+y+z=xyz , " then " sum(3x-x^(3))/(1-3x^(2))=

Answer»

`pi((3X-x^(3))/(1-3x^(2)))`
`pi((3x+x^(3))/(1""3x^(2)))`
`pi((3x+x^(3))/(1+3x))`
`pi((3x-x^(3))/(1+3x^(2)))`

Answer :A


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