Question

2.

(04.01 LC)

Which of the tables represents a function? (5 points)
Table A Input Output
7 2
8 1
5 6
Table B Input Output
5 2
3 5
5 6
Table C Input Output
1 2
1 9
7 3
Table D Input Output
2 6
6 7
6 2
Table A
Table B
Table C
Table D

Answer 1

Table A

Explanation:

Answer 2

Table A

Explanation:

A relation that does not repeat a input is a function.

Table A's inputs are:

{5,7,8}

The inputs do not repeat, so they are a function.

Tables B, C, and D have at least one input repeating, so they are not functions.

Brainilest appreciated.