Which of the following is an example of a function?

{(3, 4), (4, 8), (6, 6), (7, 10)}

{(0, 2), (1, -4), (1, -3), (3, 6)}

{(-1, 4), (0, 3), (0, -2)}

{(5, 7), (6, 8), (6, 9), (7, 10)}

Question

Which of the following is an example of a function?
		
{(3, 4), (4, 8), (6, 6), (7, 10)}
		
{(0, 2), (1, -4), (1, -3), (3, 6)}
		
{(-1, 4), (0, 3), (0, -2)}
		
{(5, 7), (6, 8), (6, 9), (7, 10)}

kira_yamato · Answer

This question tests your understanding of the definition of function: for each point on the horizontal axis, there should only be one corresponding value on the vertical axis (the converse is not true).

kira_yamato · Answer

From here, you should be able to deduce the functions based on the group points given to you in each set.

alison_doge · Answer

would my answer be 	
{(3, 4), (4, 8), (6, 6), (7, 10)}

alison_doge · Answer

@Kira_Yamato

kira_yamato · Answer

That's the answer I have