Q42. If f: ℝ → ℝ is an even function that has derivatives of all orders, which of the following functions is an odd function?Mathematics — FAST Mock 3 — Question 42 of 120A. f'(x) + f''(x)B. f''(x)C. 2f''(x)D. f'''(x)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →