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

@Zeronknight @Nnesha @YoungStudier @reignoffire @Ryuga

Answer 2

Make sure a relation has only one y value for each x value

Answer 3

so it cant be A

Answer 4

or B

Answer 5

its gota be D

Answer 6

am I right @reignoffire

Answer 7

Wrong, theres two values for -1 in D

Answer 8

so its C

Answer 9

Stop guessing and look at the answers, theres two values of y for one value of x in C

Answer 10

is it a

Answer 11

Goodjob!

Answer 12

thx