Question

Explain why the vertical line test is used to determine if a graph represents a function.

Answer 1

the lesson explains nothing about this

Answer 2

The vertical Line test

is a way to determine if a relation is a function.
states that if a vertical line intersects the relation more than once, then the relation is a NOT a function.

Answer 3

If the vertical line test fails, the means x has to values of y

Answer 4

http://www.mathwarehouse.com/algebra/relation/vertical-line-test.php

Answer 5

ivett u medal vack

Answer 6

and vack u medal me

Answer 7

thanks guys/girls

Answer 8

example (2,1) and (2, -1) not a function it fails the vertical line test.

Answer 9

thanks bruh