3. Kevin went to the nursery and bought a 5 ft tall tree. After planting the tree, Kevin made a table to record the height, h, of the tree, t years after it was planted. t 0 1 2 3 4
h 5 6 7 8 9

(a) Use words to describe the relationship between the height of the tree and the number of years since it was planted.
(b) Use an equation to illustrate the relationship between the height of the tree and the number of years it has been planted.