Question

Which table represents y as a function of x? PLEASESSSS I NEED THISSSS THIS IS MY UNIT TEST FOR K12

x y
25 7
26 8
27 9
25 10
28 11

x y
67.9 234.1
68.2 256.3
63.3 456.3
69.9 289.6
68.2 874.8

x y
345 700
567 500
837 300
259 700
591 200

x y
1 100
1 200
1 300
1 400
1 500

Answer 1

3rd table

because each component in y has a unique component in x