Let f(x)=x^2-4x+1. write f(x) in standard form
\(y = x^2 - 4x + 1\)The method to change it to the form \(y = a(x-h)^2+k\) is to complete the square.\(y=x^2-4x+1 \\ y-1 = x^2-4x \\ y-1+4 = x^2-4x+4 \\ y+3=(x-2)^2 \\ y=(x-2)^2-3\)
