Math  /  Trigonometry

Question8. Write each expression as a single trigonometric function. a) sin28cos35+cos28sin35\sin 28^{\circ} \cos 35^{\circ}+\cos 28^{\circ} \sin 35^{\circ} b) cos10cos7sin10sin7\cos 10^{\circ} \cos 7^{\circ}-\sin 10^{\circ} \sin 7^{\circ} d) sinπ3cosπ4cosπ3sinπ4\sin \frac{\pi}{3} \cos \frac{\pi}{4}-\cos \frac{\pi}{3} \sin \frac{\pi}{4}

Studdy Solution
a) sin(63)\sin(63^{\circ}) b) cos(17)\cos(17^{\circ}) d) sin(π12)\sin(\frac{\pi}{12})

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