Question 1188024
------------------------------------------
y=x^2-8x+7 into the form y=(x-h)^2+k
------------------------------------------


Complete-The-Square for the x.
{{{x^2-8x+7+(8/2)^2-(8/2)^2}}}

{{{x^2-8x+7+16-16}}}

{{{x^2-8x+16+7-16}}}

{{{(x-4)^2-9}}}

Vertex would be  (4,-9).