Question

Math - Which relations are functions? Choose all answers that are correct.
A. {(1, 4), (2,5), (4, 6), (6, 4)}

B.

x 0 2 3 2
y 4 3 8 1

C.
https://static.k12.com/calms_media/media/1519500_1520000/1519818/1/1c4610f64eaf6329706f4add10e86596a5dda5de/MS_IMC-140828-106021.jpg

D.
https://static.k12.com/calms_media/media/1519500_1520000/1519819/1/a7e11eab7fd7f65b1532f2a5763bb6f19bb7c6a7/MS_IMC-140828-106022.jpg

Answer 1

a relation is a function when there is only 1 output (y-value) for a chosen input (x-value) and there is a set relationship between x and y

Answer 2

ok so whats the answer?

Answer 3

you cannot have 2 different y-values for the same x-value
go through each option

Answer 4

oh ok