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Mathematics 20 Online
OpenStudy (anonymous):

Is the following relation a function? Yes? Or no.

OpenStudy (anonymous):

OpenStudy (anonymous):

Somebody help :D

OpenStudy (anonymous):

Use the vertical line test, if it goes through more than once it's not a function, for example say we have this line |dw:1425079979757:dw|

OpenStudy (anonymous):

so then y=x would be a function

OpenStudy (anonymous):

Thanks <3 help me with another please

OpenStudy (anonymous):

@iambatman

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