Further Pure 1 AQA Roots and Coefficients Of A Quadratic Equation

Roots of a quadratic equation

Symmetrical functions of roots

Equations with related roots

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  • Created by: Chloe
  • Created on: 04-04-12 18:04

Roots Of A Quadratic Equation

α + β = -b/a

αβ = c/a

where ax^2+bx+c=0

x^2 - (sum of roots)x + (products of roots) = 0


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