Question

Identify the domain of the function shown in the graph.
A
B
C
D

Answer 1

D. x is all real numbers

Explanation:

The graph only goes from -11 to +11 in the horizontal direction, but that domain is not a choice. Apparently, we're to assume the graph extends to infinity both to the left and the right.

The domain is the horizontal extent of the function, so is ...

x is all real numbers