Posted by **Zouhoer** on Monday, January 25, 2010 at 11:30pm.

I would like to have some help on this problem please. I'm so post to find the vertex and axis of the parabola.Does anyone have an idea?

Y=x²-16x+63.

A)vertex(8,-1)axis=x=8

B)vertex(8,1)axis=x=8

C)vertex(-8,-1)axis=x=-8

D)vertex(-8,1)axis=x=-8

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