Determine which relation is a function.

A.

{(–5, 1), (–5, 0), (–2, 1), (–1, 4), (6, 2)}

B.

{(–5, 1), (–2, 0), (–2, 2), (3, 4), (6, 2)}

C.

{(–5, 1), (–2, 0), (–1, 1), (2, 4), (6, 3)}

D.

{(–5, 3), (–2, 0), (–1, 2), (6, 4), (6, 3)}

Question

Determine which relation is a function. 	
	
 
A.
	

{(–5, 1), (–5, 0), (–2, 1), (–1, 4), (6, 2)}
	
 
B.
	

{(–5, 1), (–2, 0), (–2, 2), (3, 4), (6, 2)}
	
 
C.
	

{(–5, 1), (–2, 0), (–1, 1), (2, 4), (6, 3)}
	
 
D.
	

{(–5, 3), (–2, 0), (–1, 2), (6, 4), (6, 3)}

usukidoll · Answer

we don't have a function if  our x contains repeating numbers

anonymous · Answer

so do you get the question or not.

usukidoll · Answer

yes I do.. but I'm here to guide you through the process of answering this question. I can't give direct answers because it's against OpenStudy's Code of Conduct.

anonymous · Answer

ok

usukidoll · Answer

so let's grab one of the choices and draw a chart version

usukidoll · Answer

|dw:1435925354834:dw| do you see any repeating numbers in this chart?