Q62. Which of the following expressions is equivalent to 2 cos−1(x)?Mathematics — NUST Mock 8 — Question 62 of 200A. cos−1(2x − 1)B. cos−1(2x2 − 1)C. cos−1(1 − 2x2)D. sin−1(1 − 2x2)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →