Roots of Polynomials

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Roots of Polynomials 1

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Roots of Polynomials: Edexcel Core Pure 1 Polynomial Relationships ACTUAL EXAM QUESTIONS WITH SOLVED ANSWERS

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Roots of Polynomials: Edexcel Core Pure 1 Polynomial Relationships ACTUAL EXAM QUESTIONS WITH SOLVED ANSWERS. How do you express the sum of cubes of roots for a cubic equation? - CORRECT ANSWERThe sum of cubes is α³ + β³ + γ³ = (α + β + γ)³ - 3(α + β + γ)(αβ + βγ + γα). How do you express the sum of the squares of roots for a cubic equation? - CORRECT ANSWERThe sum of squares is α² + β² + γ² = (α + β + γ)² - 2(αβ + βγ + γα). How ...

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