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Mathematics 21 Online
OpenStudy (tomboy213):

Determine which of the mapping diagrams represents a relation that is not a function.

OpenStudy (tomboy213):

OpenStudy (rayep12):

the first one is not a function because it has the x-value more than once

OpenStudy (tomboy213):

would it be the third one?

jimthompson5910 (jim_thompson5910):

let me know if this helps or not see attached

OpenStudy (tomboy213):

okay I understand. Thank you for your help I've never done function notations before

jimthompson5910 (jim_thompson5910):

you're welcome

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