Questions on Geometry: Bodies in space, right solid, cylinder, sphere answered by real tutors!

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Question 151969: please help:what is the equation of the axis of symmetry of the graph y=3x^2+12x-2: please help:what is the equation of the axis of symmetry of the graph y=3x^2+12x-2
Answer by stanbon(19743) About Me  (Show Source):
You can put this solution on YOUR website!
what is the equation of the axis of symmetry of the graph y=3x^2+12x-2
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The axis of symmetry occurs where x = -b/2a = -12/(2*3) = -2
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graph(400,300,-10,10,-20,10,3x^2+12x-2)
Cheers,
Stan H.