Question

Is anyone please? sinC+sinD=??​

Answer 1

Trigonometry

sin C + sin D

$= 2 \sin( \frac{c + d}{2} ) \cos( \frac{c - d}{2} )$

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Answer 2

$\huge{\blue{\underline{\purple{\mathbb{AnSwER}}}}}$

sin C + sin D

$= 2 \sin( \frac{c + d}{2} ) \cos( \frac{c - d}{2} )$

sin c - sin d

$= 2 \cos( \frac{c + d}{2} ) \sin( \frac{c - d}{2} )$

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