Identify the correct simplified form of ,(for any real angles and ).

MATHEMATICS · Single correct · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

Identify the correct simplified form of sin⁡(α+β)+sin⁡(α−β)\sin(\alpha+\beta)+\sin(\alpha-\beta) \,(for any real angles α\alpha and β\beta). (a) 2cos⁡αsin⁡β2\cos\alpha\sin\beta (b) sin⁡αcos⁡β\sin\alpha\cos\beta (c) 2sin⁡αcos⁡β2\sin\alpha\cos\beta (d) 2sin⁡αsin⁡β2\sin\alpha\sin\beta

Related theory

Browse the problem library