Prove the identity: .

MATHEMATICS · Subjective · CBSE · Mathematics · Introduction to Trigonometry · Introduction to Trigonometry

Problem

Prove the identity: sin⁡asin⁡b (cot⁡a+cot⁡b)=sin⁡(a+b)\sin a\sin b\,(\cot a + \cot b) = \sin(a+b).

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