The function `f(x) = [x] cos((2x-1)/2) pi` where [ ] denotes the greatest integer function, is discontinuous

The function f(x) = [x]^2-[x^2] (where [.] denotes the greatest integer function ) is discontinuous at

If f: R rarr R is a function defined by: f(x) = [x] cos((2x-1)/2)pi , where [x] denotes the greatest integer function, then 'f' is

If f:R to R is function defined by f(x) = [x]^3 cos ((2x-1)/2)pi , where [x] denotes the greatest integer function, then f is :

If f(x)=[2x], where [.] denotes the greatest integer function,then

If f: R rarr R is a function defined by f(x)=[x]cos((2x-1)/2)pi , where [x] denotes the greatest integer function, then f is

If f : R rarr R is a function defined by : f(x) = [x] c cos ((2x - 1)/(2))pi, where [x] denotes the greatest integer function, then 'f' is :

If f:RR to RR is a function defined by f(x)=[x]cos((2x-1)/(2))pi , where [x] denotes the greatest integer function, then f is-