Which is used to determine if a relation is a function

1. 3D line test
2.diagonal line test
3.horizontal line test
4.vertical line test

Respuesta :

Answer:

i picked d because

Step-by-step explanation:

The vertical line test can be used to determine whether a graph represents a function. If we can draw any vertical line that intersects a graph more than once, then the graph does not define a function because a function has only one output value for each input value.