Isabella A.

asked • 06/07/14

Helpppppp please

Which is a function?

A. (2,9),(-1,1),(-1,-2),(1,-1)
B. (2,9),(9,-1),(2,1)
C. (2,9),(9,2),(1,1)
D. {2,9,-1,1}

1 Expert Answer

By:

Rebecca E.

Thank you!
 
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06/07/14

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