SOLUTION: What is the vertex in the quadratic equation x2 + 8x + 7 = y?
Input your answer in the form: (x, y)
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Question 690020: What is the vertex in the quadratic equation x2 + 8x + 7 = y?
Input your answer in the form: (x, y)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
What is the vertex in the quadratic equation x2 + 8x + 7 = y?
Input your answer in the form: (x, y)
--------
Conplete the square:
y = x^2 + 8x + 16 + 7 - 16
-----
y = (x+4)^2 - 9
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Vertex: (-4,-9)
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Cheers,
Stan H.
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