Q43. Which of the following represents a standard form of a trigonometric half-angle identity?Mathematics — NUST Mock By Dogers 6 — Question 43 of 200A. sin(α/2) = √((1 − cosα)/2)B. cos(α/2) = √((1 + cosα)/2)C. tan(α/2) = (1 − cosα)/sinαD. All of the abovePractice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →