1.

Ifalpha , beta, gammaarethe rootsofx^3 +px^2 +qx +r=0then thevalueof(1 + alpha^2) (1+ beta^2) (1+ gamma^2) is

Answer»

`(r+p)^2 +(Q+1)^2`
`(r-p)^2+ (q-1)^2`
`(1+p)^2+(1 +q)^2`
`(r-p)^2 +(r -q)^2`

Answer :B


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