1.

If alpha, betaare the roots of the quadratic equation x^(2)+px +q=0, then the values of alpha^(3) +beta^(3) and alpha^(4) +alpha^(2)beta^(2)+beta^(4) are

Answer»

<P>`3PQ-p^(3) and p^(4) -3P^(2)q +3q^(2)`
`-p(3q-p^(2)) and (p^(2)-q) (p^(2) +3q)`
`pq-4 and p^(4)-q^(4)`
`3pq -p^(3) and (p^(2)-q) (p^(2) -3q)`

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