22-05-2017
Mathematics

contestada

What is the vertex of a parabola whose equation is y = (x - 3)2

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daisy2021349 daisy2021349

22-05-2017

y=(x-3)^2
y=x^2-6x+9

Vertex x value=-b/2a

6/2=3

plug in x value

y=9-18+9
y=0

vertex: (3,0)

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