SOLUTION: What is the x-coordinate of the vertex of the parabola whose equation is y = 3x2 + 12x + 5? x = -4 , x= - 3 , OR x=

SOLUTION: What is the x-coordinate of the vertex of the parabola whose equation is y = 3x2 + 12x + 5? x = -4 , x= - 3 , OR x= - 2

Question 316423: What is the x-coordinate of the vertex of the parabola whose equation is y = 3x2 + 12x + 5?
x = -4 , x= - 3 , OR x= - 2
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
What is the x-coordinate of the vertex of the parabola whose equation is y = 3x2 + 12x + 5?
a = 3 ; b = 12 ; c = 5
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Vertex occurs where x = -b/2a = -12/(2*3) = -2
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Cheers,
Stan H.
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x = -4 , x= - 3 , OR x= - 2

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