Solve, for 0≤θ<360∘0 \leq \theta < 360^\circ0≤θ<360∘,
3cosθ−4sinθ=2 3 \cos \theta - 4 \sin \theta = 2 3cosθ−4sinθ=2giving your answers to 1 decimal place.
137 exam-style questions on 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. Each one has a worked solution and a mark scheme showing where the marks go.