The domain and range of the function f(x) = x -|2 cos x| includes all real numbers.
The domain and range of a function simply refers to the set of all possible inputs and outputs of a function respectively.
On this note, the function, f(x) = x -|2 cos x| given has domain and range in the set of all real numbers....This follows from the fact that the function is linear.
Read more on domain and range of a function;
https://brainly.com/question/10197594