Answer:
Step-by-step explanation:
Neither are a function because they do not pass the vertical line test.
So in 5 weeks, Marcie will have collected 25 stickers, and given away 15. She will have 10 stickers left. I hope that this helps! :)
Answer:
72
Step-by-step explanation:
It's 72
False, it's always on the vertex of the parabola.
