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Rearrange $ an(\theta + 60^\circ) = 2 + \tan(60^\circ - \theta)$ into a quadratic in $\tan \theta$, then solve the equation for $0^\circ \leq \theta \leq 180^\circ$.
Mathematics 9709 · AS & A Level · Trigonometry
Trigonometry — practice question
Worked solution & mark scheme
This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Apply the $A\pm B$ formula and derive an equation in $\tan\theta$” …
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