" The function "f(x)={[(x)/(|x|),,[x<0],[-1,,x>=0]" is discontinuous at "x=?]

The function f(x) = (|3x-4|)/(3x-4) is discontinuous at

The function f(x) = (|3x-4|)/(3x-4) is discontinuous at

at which points the function f(x)=((x)^(2))/([x]) is discontinuous?

The function f(x)={[(|x|)/(x) , if x!=0],[0, if x=0 is discontinuous at

Function f(x)=|sin x|+|cos x|+|x| is discontinuous at

The function f(x)=sin^(-1)(cos x) is discontinuous at x=0 continuous at x=0 differentiable at x=0 non of these

The function f(x)=sin^(-1)(cos x) is discontinuous at x=0 (b) continuous at x=0( c) differentiable at x=0 (d) none of these

Function f(x)=x-|x| is discontinuous at x=0

The functions g(x)=x-[x] is discontinuous at x =

Function f(x)=|x-2|-2|x-4| is discontinuous at