Question

Which of the tables represents a function?

Table A
Table B
Table C
Table D

Answer 1

Table A
Input Output
4 3
3 2
2 1
Table B
Input Output
1 3
3 5
3 7
Table C
Input Output
0 0
1 4
1 5
Table D
Input Output
4 1
4 2
4 3

Answer 2

sorry cuz its messy

Answer 3

Ok, let's see if you can do this one on your own.
For A:
is each member of x mapped once and only once?
For B:
is each member of x mapped once and only once?
For C:
is each member of x mapped once and only once?

Answer 4

Also, x is the input. So if a number appears twice in the input, the relationship is not a function.

Answer 5

i think its a

Answer 6

am i correct i tried putting them on a graph ?

Answer 7

Yes, you're correct. Also, there's no need to graph it, just look at the input values!

Answer 8

OH ! YES! THANKS ALOT!

Answer 9

No problem!