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Mathematics 8 Online
OpenStudy (anonymous):

MEDAL + FAN {(3, 9), (4, 8), (–7, 4), (0, 4), (2, 4), (3, 5), (–3, 8)} a. Yes, each x-value is paired with exactly one y-value. b. No, there is a y-value paired with more than one x-value. c. No, there are no negative y-values. d. No, there is an x-value paired with more than one y-value.

OpenStudy (welshfella):

What is the question?

OpenStudy (anonymous):

Determine whether the relation is a function.

OpenStudy (anonymous):

It is not a function for any x there cannot be two or more values of y

OpenStudy (welshfella):

right xoxo

OpenStudy (anonymous):

:)

OpenStudy (anonymous):

so b c or d?

OpenStudy (welshfella):

3x = 3 is paired with y = 5 and y = 9

OpenStudy (anonymous):

???

OpenStudy (welshfella):

* x = 3

OpenStudy (anonymous):

b c or d?

OpenStudy (anonymous):

i want to say B .. but im not 100% sure

OpenStudy (welshfella):

2 of the pairs are (3,5) and (3,9) - the same values of x is paired with more than one value of y

OpenStudy (welshfella):

not B

OpenStudy (anonymous):

so what is it?

OpenStudy (welshfella):

- look at my last post I've more or less given you the answer

OpenStudy (anonymous):

thanks

OpenStudy (welshfella):

which one fo you think it is?

OpenStudy (welshfella):

x = 3 is paired with y=5. It is also paired with y = 9

OpenStudy (welshfella):

- its not a function because of that

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