I also need help on this and a few more plz =>

Can someone, me with this. i really need with this

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.

33 ! use the following data to determine the type of function (linear, quadratic, exponential) that best fits the data set. (1, 2) (5, 7) (9, 8) (3, 4) (4, 5) (2, 3)