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Mathematics 8 Online
OpenStudy (anonymous):

what is a one to one function? How do we determine them

OpenStudy (shamil98):

Horizontal line tests. for example the graph of f(x)=x^2 is not one to one.

OpenStudy (shamil98):

basically each every pair of y is only paired to one x. you can't have (3,2) (4,2)

OpenStudy (anonymous):

Thanks that makes sense now

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