Completing the perfect square Student activity Play

Constructing the graph of the tangent function Animation Play

Constructing the graph of the tangent function Animation Play

Construction of a tangent Animation Play

Construction of a tangent to a circle Animation Play

Construction of a tangent to a circle through a point not on the circle Animation Play

Construction of a tangent to the circle Simulation Play

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

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

Curves defined by equations Whiteboard exercise Play

Curves defined by equations Student activity Play

Curves defined parametrically Student activity Play

Curves defined parametrically Whiteboard exercise Play

Definition of basic trigonometric ratios Animation Play

Definition of trigonometric functions Student activity Play

Definition of trigonometric functions Whiteboard exercise Play

Derivative of the function at a point Whiteboard exercise Play

Derivative of the function at a point Student activity Play

Derivatives of exponential and logarithmic functions Class activity Play

Derivatives of exponential and logarithmic functions Whiteboard presentation Play

Derivatives of trigonometric functions Class activity Play

Derivatives of trigonometric functions Whiteboard presentation Play

Determining the sign of the tangent Whiteboard exercise Play

Determining the signs of trigonometric functions Student activity Play

Distance between centres of two circles Whiteboard exercise Play