Question

The tables below show the values of y corresponding to different values of x:

Table A

x 3 2 1
y 1 0 0

Table B

x 3 5 5

y -2 1 2

Which statement is true for the tables?

Answer 1

Both Table A and Table B represent functions.

Both Table A and Table B do not represent functions.

Table A does not represent a function but Table B represents a function.

Table A represents a function but Table B does not represent

Answer 2

For one of those tables to be considered a function, it can't have two of the same x-values..so is Table A a function or not?

Answer 3

not?

Answer 4

Table A says that the x-values are 3, 2, and 1. Are any of those the same?

Answer 5

just kidding i was looking at it wrong. oops. sorry

Answer 6

Um, okay..

Are any of the values 3, 2, and 1 the same?

Answer 7

no

Answer 8

Yep, so it's a function. A function needs to have all its x-values unique.

Answer 9

Now, look at Table B's x-values: 3, 5, and 5. Are any of those the same?

Answer 10

yes

Answer 11

Yep, so is it a function?

Answer 12

No its not

Answer 13

Would it be the last answer?

Answer 14

Yep!

Answer 15

Thank youuu