SOLUTION: find the vertex f(x)=(x-2)(x-2)-4

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Question 628765: find the vertex f(x)=(x-2)(x-2)-4
Answer by Tatiana_Stebko(1539) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=%28x-2%29%28x-2%29-4
f%28x%29=%28x-2%29%5E2-4
The vertex of a parabola f%28x%29=%28x-a%29%5E2%2Bb is (a, b)
Hence the vertex is (2,-4)