Q26. Find f-1(x) when f(x) = tan((x+1)/(x-1))Mathematics — Sets, Functions and Groups — Question 26 of 232A. (tan-1(x) - 1) / (tan-1(x) + 1)B. (1 - tan-1(x)) / (1 + tan-1(x))C. (tan-1(x) + 1) / (tan-1(x) - 1)D. tan-1(x)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →