Answer: x = -4; x = -1; x = 3
see in this graph, at x = {-4; -1; 3} => y = 0
=> the zeros of the function are -4; -1; 3
Step-by-step explanation:
Answer:

Step-by-step explanation:

Hope this helps!
Vertex is (7,-4) for answer.
Hope this helps. :)
Answer:
by adding the circle of area below the doorknob and removing the surface area of the knob itself
Step-by-step explanation: