Question

HELP!
What is the cubic function of these four points:
(2,5)(3,7.2)(6.3,7.8)(9,10.7)

Answer 1

the dot is the decimal seperator and the , is the x/y seperator?

Answer 2

yeah

Answer 3

ok let's see

Answer 4

so from 2 to 3 it goes up by 2.2

Answer 5

and from 3 to 9 (6 steps) it goes up by 3.5

Answer 6

so definitely decreasing in slope

Answer 7

well its a curved line

Answer 8

bit like that yes?