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Zeros
Values when y=0 or when the line bisect the x-axis, we take this values and change the sign, because if we replace this values on the equation of the fuction we will obtain 0 as solution
[tex]\begin{gathered} x=-4 \\ x=0 \end{gathered}[/tex]Range
all possible values for y, then we can notice the highest vulue is 4 , so values of y must be less than or equal to 4
[tex]y\le4[/tex]Axis of symmetry
line that divides the parabola into two equal parts
[tex]x=-2[/tex]