1.

If alpha and beta are the roots of the equation x^(2)-3x+2=0, Find the quadratic equation whose roots are -alpha and -beta:

Answer»

`px^2-(5p+7q)X-(p^6q^6+4p^2q^6)=0`
`x^2-(p^5-5p^3q+5pq^2)x+(p^6q^2-5p^4q^3+4p^2q^4)=0`
`x^2-(p^3q-5p^5+p^4q)-(P^6q^2-5p^2q^6)=0`
all of the above

Answer :B


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