Answer:
Step-by-step explanation:
Domain: ℝ
Range: [-3, ∞)
When x<4, the graph is decreasing.
When x>4, the graph is increasing.
Vertex (4, -3)
The answer is 220%. Here is a picture of my work.
You can this is just the forms basically
Answer: -8 and -4
This is something you do through trial and error. Making a list or a table like shown below might help.