5 votes 5 votes Lakshman Bhaiya asked Jan 11, 2018 Lakshman Bhaiya 283 views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply vijay_jr commented Jan 11, 2018 reply Follow Share for n=30, you will get one term which is (20-20)=0 1 votes 1 votes Lakshman Bhaiya commented Jan 11, 2018 reply Follow Share right 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes Ans is 0 correct Because in the sequence (20-1)(20-2)..........(20-20)......(20-30). (20-20) is presant = 0 So total sequence = 0. pbainsla answered Jul 6, 2018 pbainsla comment Share Follow See all 0 reply Please log in or register to add a comment.
