3.01 ————————————————————-
Answer:
Step-by-step explanation:
Answer: (2x+5)(x^2+3)
Step-by-step explanation:

with y equaling the total and x equaling the number if months
Here is the link to the graph. You can scale it and tweak it.
https://www.desmos.com/calculator/mawkflj9ws
Hope this helped!