Answer:
Time in seconds when the ball is 4 feet above the ground is:
t= 0.6 and 2.9.
Berto can purchase
12/3.75 gallons, this is 3.2 gallons of gas. So the coordinate on
this line would be (3.2, 12).
Good Luck! :D
Graph 1: Domain = 2 <= x < 12
Graph 1: Range = {2,4}
Graph 2: Domain = 3 <= x <= 10
Graph 2: Range = -6 <= y <= 4
Graph 3: Domain = 4 < x < 11
Graph 4: Range = -6 <= y < 2