f(x)=[x], where [] represents greatest integer function.
(A) For 2≤x<3, [x]=3
(B) For 2≤x<3, [x]=2
(C) Right hand derivative of f at x=2 is not defined
(D) Left hand derivative of f at x=2 is zero
(E) f(x) is not differentiable at x=2
Choose the correct answer from the options given below :
Held on 7 Aug 2022 · Verified 13 Jul 2026.
(A), (B), (C), (D), (E) only
(B), (D), (E) only
(B), (C), (E) only
(B), (E) only
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