0 votes 0 votes Deepalitrapti asked Oct 16, 2018 recategorized Oct 17, 2018 by Shaik Masthan Deepalitrapti 516 views answer comment Share Follow See all 8 Comments See all 8 8 Comments reply Show 5 previous comments Mk Utkarsh commented Oct 17, 2018 reply Follow Share minal i'm stuck with gen functions too, i solved it by calculating number of non negative integral solutions 0 votes 0 votes minal commented Oct 17, 2018 reply Follow Share are you getting my ans? 0 votes 0 votes minal commented Oct 19, 2018 reply Follow Share utkarsh ans is 126 only , i did calculation mistake 24c4-5c1*18c4 + 5c2*12c4 - 5c3*6c2 = 10626+4950-15300-150 = 126 0 votes 0 votes Please log in or register to add a comment.