1.what kind of function best models the data in the table use differences and ratios.

x y
0 5
1 7
2 9
3 11
4 13

2.write an equation to model the data table.

x y
0 3
1 5.3
2 7.6
3 9.9
4 12.2

3.write an equation to model the data table.

x y
0 1.4
1 4.2
2 12.6
3 37.8
4 113.4