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Solve the equation $\cosec 2\theta = \sec \theta + \cot \theta$, and state every solution in the interval $0^\circ < \theta < 360^\circ$.
Mathematics 9709 · AS & A Level · Trigonometry
Solve the equation $\cosec 2\theta = \sec \theta + \cot \theta$, and state every solution in the interval $0^\circ < \theta < 360^\circ$.
This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Use trigonometric identities to rewrite the equation in terms of $\cos \theta$ and $\sin \theta$” …