Question

What is the domain of the following function:

A. -1 ≤ x ≤0
B. -1≤x≤ 1
C. x>0
D. x is all real numbers.

Answer 1

Answer: D. x is all real numbers.

Reason

There aren't any gaps, holes, jumps or disconnects to worry about. We can plug in any real number for x to get some y value between -1 and 1.