Chapter 3, Problem 58RE

Number 23 please. Intructions are in the second photo. Thank you.

1) Give an example of a function whose domain does not include x = -2 or x = 2. 2) Give an example of a function whose domain is [-2, 2]. 3) Give an example of a function whose domain is (-2, 2).

Refer to the function f(x)=[x] determine f(-4.1)