Answer:
car pooling
Step-by-step explanation:
saves gas, 2 or more can ride fro the same price as 1
Answer:
Exponential
Step-by-step explanation:
The change isn't constant for the volume, so it must be exponential.
Using quadratic regression, the equation is:

Answer:
Step-by-step explanation:
Hope it helps! :)
The answer are:
(-4,5)
(2,2)
(-1, -3)
(3,4)
(2,-1)
(-5,6)