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OpenStudy (anonymous):
What is the vertex of the function x2 + 6x − 16 = 0?
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OpenStudy (anonymous):
Vertex at (-3,-25)
OpenStudy (anonymous):
using -b/2a you can find the x value of your vertex: -6/2 = -3
OpenStudy (anonymous):
then plug -3 back into your equation to find y and you get -25: (-3)^2 + 6(-3) - 16 = -25
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