Which of the following function is a periodic function ? `f(x)=sin(1/x); x!=0`

Which of the following function is a periodic function? ( i f(x)=sin{x};{.}= fractional part of x(ii)f(x)=sin[x];[.]= greatest integer function ( iii) f(x)=log[x];[.]= greatest integer function (iv) f(x)=(sin x)/(x);x!=0

Which one of the following is not a periodic function? f(x)=log(sin x)

Which of the following functions are periodic? f(x)={|sgn(x)|,x!=01,x=0

Which of the following functions is periodic? a) x-[x] b) sin(1/x) c) xcos(x) d) None of these

Which of the following functions is/are discontinuous at x=0?f(x)=sin((pi)/(2x)),x!=0 and f(x)=1

Find the period of the following functions if they are periodic: f(x)=4sin x;g(x)=sin4x+5;h(x)=cos x+x-[x] ,where [.] denotes the greatest integer function

Find the period of the function f(x)=sin5x

Find the period of the following functions if they are periodic- f(x)=4sin x

Find the period of the function f(x)=sin(5x+3)