Reading the formula from the graph of a cosine-like function Whiteboard exercise Play

Reading the formula from the graph of a sine-like function Whiteboard exercise Play

Reading the solutions of the inequality from the graph Whiteboard exercise Play

Recover the function Student activity Play

Recover the function using a gradient and a tangent Whiteboard exercise Play

Recover the function using a tangent Whiteboard exercise Play

Reduction formulas due to periodicity Student activity Play

Reduction formulas due to periodicity Whiteboard exercise Play

Reduction formulas for trigonometric functions Student activity Play

Reduction formulas for trigonometric functions Whiteboard exercise Play

Representing a quadratic function in vertex form Whiteboard exercise Play

Representing a quadratic function in vertex form Student activity Play

Representing a quadratic function in vertex form by completing the square Student activity Play

Representing a quadratic function in vertex form using the discriminant Student activity Play

Ribosomes – structure and function Slideshow Play

Roots of the quadratic equation – example Animation Play

Roots of the quadratic equation – example Animation Play

Ruminant stomach – structure and function Animation Play

Sales of a computer game Animation Play

Secant and tangent of a function Animation Play

Secrets of functions Animation Play

Similar functions – similar graphs Whiteboard exercise Play

Similar functions – similar graphs Student activity Play

Similar graphs of similar functions Animation Play

Simple quadratic equations Student activity Play