Which of the tables represents a function?

Table A
Input Output
5 3
5 2
4 1
Table B
Input Output
1 2
3 2
5 3
Table C
Input Output
0 0
1 2
1 3
Table D
Input Output
4 2
4 3
4 4

Table A
Table B
Table C
Table D

Question

Which of the tables represents a function?


Table A
Input	Output
5	3
5	2
4	1
Table B
Input	Output
1	2
3	2
5	3
Table C
Input	Output
0	0
1	2
1	3
Table D
Input	Output
4	2
4	3
4	4








 Table A
 Table B
 Table C
 Table D

anonymous · Answer

My best guess would be that its either A or C

anonymous · Answer

@jhonyy9 can you help me?

the_ocean_girl · Answer

Let's think this one through
In a function, none of the x values repeat. So we need to look at the inputs. Whichever one doesn't have a value repeating for the input section is your function! Got it?

anonymous · Answer

okay!!! give me a sec

anonymous · Answer

so it would be b?

the_ocean_girl · Answer

Yep! B is the only chart without a repeating input value, so that would be your function! :)

anonymous · Answer

yes thanks!!! i have one ore can you help please??

the_ocean_girl · Answer

Sure! Close this question and tag me in a new one! (It's an OS rule not to ask more than 1 question in a single post)

anonymous · Answer

ok yea