Which of the following functions is uniformly continuous on the domain as stated? (a) flx) =x, xe r (b) fx)=, xe [1,) (c) fx) = tanx, xe (-z/2, n/2) (d)fx)= [x]

Which of the following functions is uniformly continuous on the domain as stated? (A) flx) =x, xe R (B) fx)=, xe [1,) (C) fx) = tanx, xe (-z/2, n/2) (D)fx)= [x], xe [0, 11 (le) is the greatest integer less than or equal to x)