0 votes 0 votes $\int_{0}^{1}\tan^{-1} (1-\frac{1}{x})$ d(x) find Calculus integration + – amit166 asked Sep 25, 2021 amit166 334 views answer comment Share Follow See 1 comment See all 1 1 comment reply Aashay kaurav commented Oct 7, 2021 reply Follow Share Ans : ½ ?? 0 votes 0 votes Please log in or register to add a comment.