Respuesta :
Answer:
The value of k is 3.
Step-by-step explanation:
We are given
[tex]f(x)=x^2[/tex]
and it has been shifted to get form
[tex]f(x)=(x-h)^{2}+k[/tex]
where
vertex is (h,k)
and we are given vertex as (2,3)
now, we can compare
[tex](h,k)=(2,3)[/tex]
and then we can solve for k
and we get
3