JEE Main & Advanced
Mathematics
Limits, Continuity and Differentiability
Question Bank
Numerical Value Type Questions - Continuity and Differentiability
question_answer
Let \[f(x)=[3+4\sin x]\] (where [ ] denotes the greatest integer function). If sum of all the values of x in \[[\pi ,2\pi ],\]where \[f(x)\]fails to be differentiable, is \[\frac{k\pi }{2},\] then the value of k is