Question

Determine which relation is a function.


A.


{(–4, 3), (–2, 3), (–1, 2), (2, 5), (3, 2)}


B.


{(–4, 1), (–2, 3), (–2, 1), (–1, 5), (3, 2)}


C.


{(–4, 1), (–2, 3), (–1, 2), (3, 5), (3, 2)}


D.


{(–4, 1), (–2, 3), (–1, 1), (–1, 5), (3, 2)}

Answer 1

Functions are relations in which each element in the domain (x - values) corresponds to EXACTLY one element in the range (y - values).

Answer 2

In other words, in a set, x values cannot repeat. So with that being said do you know which one?

Answer 3

let me write that down

Answer 4

k got it

Answer 5

is it A?

Answer 6

Sorry my computer was lagging

Answer 7

You are correct!

Answer 8

its A?

Answer 9

:D

Answer 10

YES

Answer 11

:D