1.

Ifalpha , beta , gammaare therootsoftheequationx^3 +px^2 + qx +r=0then thecoefficientof x incubicequation whoserootsarealpha( beta+ gamma ), beta( gamma+ alpha)andgamma ( alpha+ beta) is

Answer»

2q
`Q^(2) + PR`
`p^(2) - qr`
`r(pq - r)`

ANSWER :2


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