Math Chapter Wise Limit, Continuity And Differentiability Of Function Of One Variable English MCQ UP PGT-2016 (02-02-2019) Q.(()) (()) 5 7 x 0 x 1 1 lim x 1 1 → + − is equal to A7/5 B5/7 C2/7 D2/5 Show answer Correct answer: 5/7