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Algebra 8 Online
OpenStudy (anonymous):

Assume that each variable has a different value. Determine whether each relation is a function. {(a,b), (b,a), (c,c), (e,d)}

OpenStudy (alexandervonhumboldt2):

in function, no x coordinate can repeat.

OpenStudy (alexandervonhumboldt2):

if any x coordinate repeats, the relation is not a function

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