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Which set of ordered pairs represents a function? 1) {1,9),(-5,-5),(1,-8),(-9,5)} 2) {(-3,9),(3,-4),(2,9),(3,4)} 3) {(3,-3),(-7,-5),(5,-5),(-1,2) 4) {(3,6),(2,1),(-8,4),(2,0)}
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1 vote
Which set of ordered pairs represents a function?

1) {1,9),(-5,-5),(1,-8),(-9,5)}
2) {(-3,9),(3,-4),(2,9),(3,4)}
3) {(3,-3),(-7,-5),(5,-5),(-1,2)
4) {(3,6),(2,1),(-8,4),(2,0)}

User Domos
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3 because the numbers for x are all different
User Justin White
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