A Level

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

Problem

Evaluate

\sin 75^{\circ}+\sin 15^{\circ}

. (a)

\dfrac{\sqrt{2}}{2}

(b)

\dfrac{\sqrt{6}}{4}

(c)

\dfrac{\sqrt{6}}{2}

(d)

\dfrac{\sqrt{6}+\sqrt{2}}{2}