Q198. What is the simplified value of the expression below? cosθ + cos3θ + cos5θ + cos7θ sinθ + sin3θ + sin5θ + sin7θ Mathematics — Trignometry — Question 198 of 479A. tan(4θ)B. -tan(4θ)C. cot(4θ)D. -cot(4θ)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →