Answer:
f (-4)=0
f (-1)=3
f (0)=0
Step-by-step explanation:
The answers are the y value for the given x values on the graph.
Answer:
Option A. 
Step-by-step explanation:
we know that
The combined area of the 3 windowpanes and frame is equal to

using a graphing tool to solve the quadratic equation
The solution is 
see the attached figure
I'm assuming this is a yearly interest.
2500*.04=100
7500*.05=375
so that would be $475 earned from interest
We are going to need more contex to awnser this