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OpenStudy (anonymous):
Find the vertex of the parabola whose equation is y = x2 + 8x + 12.
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OpenStudy (anonymous):
a.(-4, 12) b.(-4, -4) c.(0, -6)
OpenStudy (btaylor):
vertex x-value is -b/2a, which is -4. now plug -4 in for x, and solve for y. You get (-4, -4)
OpenStudy (anonymous):
wow, your fast
OpenStudy (anonymous):
thanks
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