Answer:
Domain: All real values (numbers)
Range: all real values that are less than or equal to 4.
Zeros: x=-2 and x=2 or if you want to write it in an ordered pair, it is (-2,0) and (2,0).
Vertex: (0,4)
Min/Max: 4. or if you want to write in an ordered pair (0,4). In this case, it is a maximum value.
Axis of symmetry: x=0
y-intercept: (0,4)
Explanation:
I hope this helps!