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Mathematics 22 Online
OpenStudy (abbycross167):

Can someone please help me with this math question? Please? I'll fan and give a medal...

OpenStudy (anonymous):

Sure what is it

OpenStudy (pigsruleyeah):

WHAT IS IT

OpenStudy (abbycross167):

Is this a function? Why or why not? Domain Range 1 3 12 5 7

OpenStudy (bobo-i-bo):

So you've given us a domain and a range, but you haven't actually given us a function/map... you haven't given me the full question.

OpenStudy (abbycross167):

Oh I'm sorry, there are arrows coming from the 12 going to each number. @Bobo-i-bo

OpenStudy (bobo-i-bo):

So it is a function only if there is only one arrow coming from each number of the domain...

OpenStudy (abbycross167):

So even though there is only one domain it's a function? @Bobo-i-bo

OpenStudy (bobo-i-bo):

No you don't understand what I'm saying.

OpenStudy (bobo-i-bo):

So a function is when, for every number in the domain, there is one and ONLY one arrow coming from the number in the domain to a number in the range.

OpenStudy (abbycross167):

Oh ok. So it's not a function because is has more than one arrow coming from the domain(12)? @Bobo-i-bo

OpenStudy (bobo-i-bo):

yes

OpenStudy (abbycross167):

Thank you so much!! You're a great help!

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