Question

Which of the following does not represent a function?

A. x 1 3 5 7
y 7 11 15 11


B. x −4 −2 0 2
y 3 −1 −5 −9


C. x −4 −3 −2 −1
y −32 −18 −8 −2


D. x −3 2 6 2
y 0 1 5 4

Answer 1

check the x values...which choice repeats in x values?

Answer 2

idk i just started doing this dont kow much about it

Answer 3

look at the x

Answer 4

here's a hint

x = 1, 1, 2, 3,4 <--1 repeats therefore not a function

Answer 5

x = 1,2,3,4 <--no number repeats therefore function

Answer 6

got it now?

Answer 7

ok now i get it thank you so it would be D

Answer 8

yes