From the DfE Mathematics AS and A-Level Content (LINK): ![]() The Difference of Two Squares B3-01 [Quadratics: Factorising Quadratics using the Difference of Two Squares] Factorising Quadratics B3-02 [Quadratics: Factorising Quadratics of the form x^2 + bx + c] B3-03 [Quadratics: Factorising Quadratics of the form ax^2 + bx + c] Sketching Quadratics from Factorised Form B3-04 [Quadratics: Introducing Parabolas] B3-05 [Quadratics: Introducing Sketching Quadratics from Factorised Form] B3-06 [Quadratics: Examples of Sketching Quadratics from Factorised Form] Completing the Square B3-07 [Quadratics: Introducing Completing the Square with the form x^2 + bx + c] B3-08 [Quadratics: Examples of Completing the Square with the form x^2 + bx + c] B3-09 [Quadratics: Introducing Completing the Square with the form ax^2 + bx + c] B3-10 [Quadratics: Examples of Completing the Square with the form ax^2 + bx + c] Sketching Quadratics from Completed Square Form B3-11 [Quadratics: Introducing Sketching Quadratics from Completed Square Form] B3-12 [Quadratics: Examples of Sketching Quadratics from Completed Square Form] Solving Quadratics B3-13 [Quadratics: Three Ways to Solve a Quadratic Equation] B3-14 [Quadratics: Where the Quadratic Formula Comes From] Using the Discriminant B3-15 [Quadratics: Using the Discriminant to Find How Many Roots a Quadratic Has] B3-16 [Quadratics: Examples of Using the Discriminant to Find How Many Roots a Quadratic Has] Using the Quadratic Formula B3-17 [Quadratics: Examples of Using the Quadratic Formula] Sketching Quadratics using the Quadratic Formula B3-18 [Quadratics: Examples of Sketching Quadratics using the Quadratic Formula] Using Quadratic Methods for Solving B3-19 [Quadratics: Solving More Complicated Equations Using Quadratic Methods] |