Practise solving trigonometric equations in degrees or radians using CAST and its period to find other solutions within the range, including multiple or compound angles and the wave function.

Each paper lasts 150 minutes, with six questions to be answered and 300 marks available. Allow 20-23 minutes per question, with 10 minutes at the start to read the paper. In order to gain an overall ...

From trigonometry to calculus and vectors to geometry, few students take A-level mathematics thinking it's going to be an easy subject. But for Daily Mail readers who know their sequences from their ...