A linear function  y = ax + b Student activity Play

Axis of symmetry and the factor form of a quadratic function Student activity Play

Calculating the y-intercept Whiteboard exercise Play

Calculating the y-intercept Student activity Play

Creating the graph of a sine-like function Student activity Play

Creating the graph of a sine-like function Whiteboard exercise Play

Creating the graph of a tangent-like function Student activity Play

Creating the graph of a tangent-like function Whiteboard exercise Play

Equation of a straight line Whiteboard presentation Play

Equation of a straight line Class activity Play

Example of sketching a parabola Animation Play

Factor form of a quadratic function Student activity Play

Factorisation of a quadratic function Student activity Play

Factorisation of a quadratic function Whiteboard exercise Play

Factorisation of a quadratic function – the x-intercepts of the parabola Whiteboard exercise Play

Factorisation of a quadratic function – Vieta's theorem Whiteboard exercise Play

Factorisation using Vièta's theorem Student activity Play

Finding the x-intercepts of the parabola Whiteboard exercise Play

Finding the x-intercepts of the parabola and the coefficient a Whiteboard exercise Play

Finding the y-intercept of the parabola Whiteboard exercise Play

Finding the gradient and the y-intercept Student activity Play

Finding the gradient and the y-intercept Whiteboard exercise Play

Finding the gradient and the intercept Whiteboard exercise Play

Finding the second x-intercept of the parabola Whiteboard exercise Play

Finding the  x-intercept of a linear function Student activity Play