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Find the solutions of $\sec^2 \theta = 3\csc \theta$ for $0^\circ < \theta < 180^\circ$.
Mathematics 9709 · AS & A Level · Trigonometry
Trigonometry — practice question
Worked solution & mark scheme
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Write $\frac{1}{\cos^2\theta}=\frac{3}{\sin\theta}$ or $1+\tan^2\theta=\frac{3}{\sin\theta}$” …
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