Find the exact value of .

MATHEMATICS · Single correct · A Level · Mathematics · Trigonometry · Trigonometry

Problem

Find the exact value of sin⁡75∘+sin⁡15∘\sin 75^\circ+\sin 15^\circ. (a) 11 (b) 63\dfrac{\sqrt{6}}{3} (c) 62\dfrac{\sqrt{6}}{2} (d) 22\dfrac{\sqrt{2}}{2}

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