SOLUTION: iam not sure if this is linear and graphs or whatever! because my worksheet is mixed so i cant tell the difference, i think they are functions okay it says here that iam supposed t

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Question 51160: iam not sure if this is linear and graphs or whatever! because my worksheet is mixed so i cant tell the difference, i think they are functions okay it says here that iam supposed to identify if this is a function or not and to state if it is discrete or continuous...i have no idea wat iam doing... this is the problem ((7,8)(7,5)(7,2)(7,-1))
please help me out and explain it i got like a whole lot of these

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
identify if this is a function or not and to state if it is discrete or continuous...i have no idea wat iam doing... this is the problem ((7,8)(7,5)(7,2)(7,-1))
--------------
It is not a function because 7 is paired with more than one
number, as you can see.
It is a discrete Relation: discrete because there are points
between which there are no other points.
Cheers,
Stan H.

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