Q28. Evaluate: (sin x − 1)2 + (sin x + 1)2Mathematics — NUST Mock 9 — Question 28 of 200A. 2(sin2 x + 1)B. 1 + sin2 xC. 1D. 2 + sin2 xPractice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →