Answer:
(0,3)
(1,6)
(2,12)
(3,24)
(4,48)
(5,96)
(6,192)
This is a function. For each input, there is only one y value.
Explanation:
x = number of folds
y = thickness of paper
(0,3)
fold it once, the thickness is doubled (times 2)
Multiply the y coordinate times 2 each time you increase x by 1
(1,6)
(2,12)
(3,24)
(4,48)
(5,96)
(6,192)
This is a function. For each input, there is only one y value.