we can see that
the given curve is parabola
so, firstly we will find vertex
vertex is (4,0)
we can write equation of parabola
[tex] y=(x-h)^2+k [/tex]
now, we can plug values
and we get
[tex] y=(x-4)^2+0 [/tex]
we can also write it as
[tex] y=(x-4)(x-4) [/tex].............Answer