SOLUTION: quadratic equation f(x)=x^2-16x+84 in vertex form

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Question 913674: quadratic equation f(x)=x^2-16x+84 in vertex form
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Complete the square.
f%28x%29=x%5E2-16x%2B84
f%28x%29=%28x%5E2-16x%2B64%29%2B%2884-64%29
f%28x%29=%28x-8%29%5E2%2B20
(8,20) is the vertex.