Question

medals will be given help!!
State which of the following ordered pairs is a function.

Set A: (-1, 0), (-2, 1), (4, 3), (3, 4)
Set B: (1, 4), (2, 3), (3, 2), (4, 1)
Set C: (2, 1), (3, 2), (2, 3), (1, 4)
a.
Set A
b.
Set B
c.
Both Set A and Set B
d.
Set C

Answer 1

how though? i dont really understand the question or how to solve it

Answer 2

Set A
Remember that for a set of ordered pairs to be a function, there MUST BE NO two pairs with the same left-coordinate and different right-coordinates...

Answer 3

sorry my first was wrong

Answer 4

I had it right didn't I

Answer 5

so lets say you have a list on (5,2)(4,0)(9,7) and (5,6) it cant be a function because there's 2 x's that are the same ?

Answer 6

yes

Answer 7

and i think the answer is set A nd set B

Answer 8

am i right?

Answer 9

yes

Answer 10

thank u :)

Answer 11

ur welcome