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PLZ HELP FAST

Do the ordered pairs listed below represent a function
((3,2) , (4,-1), (3,5), (2,6))
yes or no? Why?

User Raquelle
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2 Answers

2 votes

First, every time when you ask question like this about function you must give elements of the initial set.

Definition of the function is - Every element of the starting set (domain- x)

must be related to only one element of the second set ( codomain-range-y).

In your case you have element (coordinate) x=3 which is in the relation with two elements (coordinates) y=2 and y=5 and that is relation but not function.

Good luck!!!

User Anton Chikin
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The answer to your question is,

No. It is not a function. Reasoning behind this is because there are repeating numerators. You can NOT have two of the same numerator as that will not form correctly if graphed. Two threes.

-Mabel <3

User Chrysotribax
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