0 votes 0 votes closed as a duplicate of: ISI2004-MIII: 13 jjayantamahata asked Apr 7, 2018 closed Apr 9, 2018 by Tesla! jjayantamahata 194 views comment Share Follow See all 3 Comments See all 3 3 Comments reply Tesla! commented Apr 9, 2018 reply Follow Share $\int_{1}^{2001}\frac{1}{1000+X}$=1.097 thus C 0 votes 0 votes ankitgupta.1729 commented Apr 9, 2018 reply Follow Share @tesla , but integral gives continuous summation.. 0 votes 0 votes ankitgupta.1729 commented Apr 9, 2018 reply Follow Share I think this is not the correct way of writing summation..if you write this way then there will be no difference between sigma and integral.. https://www.khanacademy.org/math/ap-calculus-ab/ab-accumulation-riemann-sums/ab-defining-definite-integral/v/writing-riemann-sum-limit-as-definite-integral 1 votes 1 votes Please log in or register to add a comment.