Derivative of Greatest Integer Function (Jee Ma… | ExamDuo
Ask Doubts
Log in
Standard Rules and Functions
Medium
Derivative of Greatest Integer Function
Let f (x) =
sin 4π [x]
1 + [x]²
, where [x] is the greatest integer ≤ x, then :
SELECT ONE OPTION
A
f(x) is not differentiable at some points
B
f '(x) exists but is different from 0
C
f '(x) = 0 for all x
D
f '(x) = 0 but f is not a constant function.
Check
Ask about this question