Question

Does this graph show a function? Explain how you know.

A. Yes, there are no y-values that have more than one x-value.
B. No, there are y-values that have more than one x-value.
C. No; the graph fails the vertical line test.
D. Yes; the graph passes the vertical line test.

Answer 1

C

Explanation:

Answer 2

C

Explanation:

This does not represent a function. The gtraph fails the vertical line test: a vertical line drawn here will intersect the graph in more than one place.