SOLUTION: Find h, the x coordinate of the vertex of this parabola. Consider the function: f(x)=xsquared +4x+1.

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Question 206748: Find h, the x coordinate of the vertex of this parabola. Consider the function:
f(x)=xsquared +4x+1.
Answer by stanbon(48579) About Me  (Show Source):
You can put this solution on YOUR website!
Find h, the x coordinate of the vertex of this parabola. Consider the function:
f(x)=x^2 +4x+1.
Complete the square:
x^2 + 4x + ? = y-1 + ?
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x^2 + 4x + 4 = y - 1 + 4
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(x+2)^2 = y + 3
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h = 2
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Cheers,
Stan H.