arifkarimi1824 arifkarimi1824

11-08-2017
Mathematics

contestada

Which options show the correct steps for finding the x-coordinate of the vertex in the equation y=x^2+6x+8?

Respuesta :

ghanami ghanami

11-08-2017

hello :
y = (x² +2(3)x +3²) -3²+8
y= (x+3)² -1
the vertex is : (-3 , -1)

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