Question

When would you use the vertical line test?

A. to test whether a graph is linear
B. to test whether a graph has an x-intercept
C. to test whether a graph is continuous
D. to test whether a graph represents a function

Answer 1

D. to test whether a graph represents a function

Explanation:

The vertical line test is used to determine if a graph of a relationship is a function or not.If you can draw any vertical line that intersects more than one point on the relationship, then it is not a function.

Answer 2

D. to test whether a graph represents a function

Explanation:

I got it right on my test

I hope this helps :)