Multiple Choice Questions on If alpha beta and gamma are the zeros of the polynomial f x ax3 bx cx d then is equal to ........ for CDS Exam Preparation

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Multiple Choice Questions

If alpha beta and gamma are the zeros of the polynomial f x ax3 bx cx d then is equal to ........

Quantitative Aptitude (CDS) Quadratic Equations
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    If α, β and γ are the zeros of the polynomial  f( x) = ax3 + bx + cx + d, then \alpha^{2}+\beta^{2}+\gamma^{2} is equal to

    (b2 - ac ) / a2

    Incorrect Answer

    (b2 - 2ac ) / a

    Incorrect Answer

    (b2 - 2ac ) / b2

    Incorrect Answer

    (b2 - 2ac ) / a2

    Correct Answer
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