SOLUTION: What do I do I need to give the x intercepts and and the coordinates of the vertex and sketch the graph Here's the problem y= x^2-4x-4

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: What do I do I need to give the x intercepts and and the coordinates of the vertex and sketch the graph Here's the problem y= x^2-4x-4       Log On


   

Question 702630: What do I do I need to give the x intercepts and and the coordinates of the vertex and sketch the graph

Here's the problem y= x^2-4x-4
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
What do I do I need to give the x intercepts and and the coordinates of the vertex and sketch the graph
Here's the problem y= x^2-4x-4
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The vertex occurs at x = -b/(2a) = 4/(2*1) = 2
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f(2) = 2^2 - 4*2 -4 = -8
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Vertex: (2,-8)
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Graph:
graph%28400%2C400%2C-10%2C10%2C-10%2C10%2Cx%5E2-4x-4%29
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Cheers,
Stan H.
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