Math Chapter Wise Limit, Continuity And Differentiability Of Function Of One Variable English MCQ UP PCS (Pre) 2004 Q.At x = 0, the fuction 1 xcos, x 0 (x) x 0, x 0 f is Aundefined Bdiscontinuous Ccontinuous but not differentiable Ddifferentiable Show answer Correct answer: continuous but not differentiable