Answer:
What numbers? Be specific.
Answer:
76.85
Step-by-step explanation:
too many steps and i'm not good
at explaining
Answer:


Step-by-step explanation:
considering the equation

solving






solving





also solving





Therefore,


Answer:
Below.
Step-by-step explanation:
Part A: 
Part B: Degree = 2, Classification = Quadratic
Part C: The polynomial is closed because it is multiplied. You CANNOT close under division.
You’re going it plug in the inputs for every input for the letter x. So the first one, fx= -4(-2)+1= 9. The second one fx= -4(0)+1=1. The third one fx= -4(5)+1=19.