A directory of useful objects found on the web for teaching Maths.
Sub-topics: 9.1 The quadratic polynomial ax² + bx + c. Graph of a quadratic function. Roots of a qua… (7) 9.2 General theory of quadratic equations, relation between roots and coefficients. The discriminant (2) 9.3 Classification of quadratic expressions; identity of two quadratic expressions. (0) 9.4 Equations reducible to quadratics. (0) 9.5 The parabola defined as a locus. The equation x² = 4Ay. Use of change of origin when vertex (8) 9.6 E Parametric representation. Applications to problems concerned with tangents, normals an… (4)