Determine which set of ordered pairs is a function.
A.

{(–1, 3), (1, 4), (–1, 5)}
B.

{(5, 3), (–6, 3), (–2, 4)}
C.

{(0.5, 1.6), (1, 1.75), (1.5, 2.3), (0.5, 3.6)}
D.

{(1, 2), (–5, 4), (3, 6), (–5, 2)}

Question

Determine which set of ordered pairs is a function.
A.
	
{(–1, 3), (1, 4), (–1, 5)}
B.
	
{(5, 3), (–6, 3), (–2, 4)}
C.
	
{(0.5, 1.6), (1, 1.75), (1.5, 2.3), (0.5, 3.6)}
D.
	
{(1, 2), (–5, 4), (3, 6), (–5, 2)}

blurbendy · Answer

the second one, because in the other three, the two of the x's in (x, y) map to two different values, which is not a function

anonymous · Answer

Why..?

blurbendy · Answer

@primeralph is just trolling you.  it's right, trust me :)

blurbendy · Answer

rofl