Question

please help me with this question!

Using the completing-the-square method, rewrite f(x) = x2 − 8x + 3 in vertex form.
f(x) = (x − 8)2
f(x) = (x − 4)2 − 13
f(x) = (x − 4)2 + 3
f(x) = (x − 4)2 + 16