Reciprocals of basic trigonometric ratios Student activity 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 the tangent Animation Play

Rewriting the sine using double-angle formulas for the tangent Animation Play

Secant and tangent of a function Animation Play

Second-order derivative at a local extremum Student activity Play

Second-order derivative at a local maximum Animation Play

Second-order derivative at a local minimum Animation Play

Simple trigonometric equations Whiteboard presentation Play

Simple trigonometric equations Class activity Play

Solving equations involving the tangent function Animation Play

Solving equations with tan(ax) Whiteboard exercise Play

Solving exercises using the normal to a circle Student activity Play

Solving problems Student activity Play

Solving problems involving circles Whiteboard presentation Play

Solving problems involving circles Class activity Play

Solving problems involving trigonometric equations Class activity Play

Solving problems involving trigonometric equations Whiteboard presentation Play

Solving problems involving trigonometric ratios Class activity Play

Solving problems involving trigonometric ratios Whiteboard presentation Play

Solving problems using the tangent theorem Simulation Play