SOLUTION: Find the vertex y=x^2+8x

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Question 301421: Find the vertex y=x^2+8x
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Complete the square to put it into vertex form.
f%28x%29=x%5E2%2B8x%2B16-16
f%28x%29=%28x%2B4%29%5E2-16
X coordinate of the vertex: x=-4
Y coordinate of the vertex: y=-16
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