Answer:
0
Step-by-step explanation:
pretty easy tbh
Answer:
R1 = {(1, 7) (2, 7) (4, 7) (6, 7)}
R3 = {(x, y) (y, z) (z, t) (t, v)}
R1 and R3 are functions because first element in the ordered pair is not repeating, i.e they have unique images
Answer:
No
Step-by-step explanation:
An equation is proportional only if it goes through the origin, meaning the if you plug in 0 for x, you should get 0 for y. In this case plugging in 0 for x gives us 2 for y, meaning it is not proportional.