Question

Which relation does not represent a function?


(-4, 2), (1, 5), (-2, 0), (1, 6)

(-3, 6), (-1, 1), (0, 1), (3, 7)

(-5, 3), (-3, 1), (0, -4), (3, -6)

(2, 0), (4, 6), (6, 8), (10, 6)

Answer 1

do you see any x values that map to more than one y value?

Answer 2

no

Answer 3

In (2, 0), (4, 6), (6, 8), (10, 6) are there any repeating x values ?

Answer 4

yes. 6

Answer 5

no wait. no there isnt

Answer 6

good, so (2, 0), (4, 6), (6, 8), (10, 6) is a function

Answer 7

because there are no repeating x values

Answer 8

ohhh okay noww i get it! thank you so much (:

Answer 9

go through this list repeating these steps until you find one with repeating x values

Answer 10

you're welcome