The derivative of the cotangent function Animation Play

The gradient of the cotangent function Simulation Play

The graph of the cotangent function Animation Play

The graph of the cotangent function Student activity Play

The graphs of the tangent and cotangent Animation Play

The properties of the graph of the cotangent function Whiteboard exercise Play

The tangent and cotangent functions revisited Student activity Play

The tangent and the cotangent are inversely proportional Student activity Play

The tangent and the cotangent as inversely proportional functions Whiteboard exercise Play

The tangent and the secant Student activity Play

The values of the derivative of the cotangent function Whiteboard exercise Play

Trigonometric functions Animation Play

Trigonometric identity for tangent and cotangent Simulation Play

Using the calculator Whiteboard exercise Play

Using the calculator Student activity Play