Question

Which of the tables represents a function?

Table A
Input Output
8 −9
8 −8
10 −8
Table B
Input Output
4 11
7 12
7 13
Table C
Input Output
−4 0
−3 3
−2 5
Table D
Input Output
10 0
10 4
3 7






Table A
Table B
Table C
Table D

Answer 1

Hello,

Answer Table C

A: 8 has 2 images
B: 7 has 2 images
D: 10 has 2 images