Q50. If ∫ f(x) dx = ln|sec(x) + tan(x)| + C, then what is f(x)?Mathematics — NUST Mock By Dogers 3 — Question 50 of 200A. cos(x)B. csc(x)C. tan2(x)D. sec(x)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →