Video lessons for Edexcel A Level Maths Trigonometry and Modelling, covering 7.1 Addition Formulae, 7.2 Double Angle Formulae, 7.3 Solving Trigonometric Equations, 7.4 Simplifying a cos x +- b sin x, 7.5 Proving Trigonometric Identities, and 7.6 Modelling with Trigonometric Functions. 6 lessons matched to the Edexcel A Level Maths (9MA0) specification, each working through the content and then applying it to exam-style questions in Paper 1, Paper 2 and Paper 3 format. Suitable for A Level Maths.