Q193. Which expression is equivalent to 2 sinα sinβ?Mathematics — Trignometry — Question 193 of 479A. sin(α + β) + sin(α − β)B. sin(α + β) − sin(α − β)C. cos(α + β) + cos(α − β)D. cos(α + β) − cos(α − β)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →