Write the domain and range of 
For f(x) to be defined,
x-[x]≥0
We know that, 
where {x} is fractional part function and [x] is greatest integer function.
{x}≥0
Also, 
Therefore, D(f) = R and range = [0, 1).
1
Write the domain and range of
For f(x) to be defined,
x-[x]≥0
We know that, where {x} is fractional part function and [x] is greatest integer function.
{x}≥0
Also,
Therefore, D(f) = R and range = [0, 1).