Question

Is the following relation a function?
Yes or No.

Thanks!!

Answer 1

http://www.mathwords.com/v/vertical_line_test.htm

Answer 2

Ohh! So it ISN'T a function? :o Since the vertical line passes through the same x-axis points?

Answer 3

you are correct

Answer 4

Great! Thanks so much!! :D

Answer 5

but it fails because one x-value has more than one y-value, which is not allowed for a function

Answer 6

yw!