Posted by Sherri on Monday, December 17, 2012 at 8:36pm.
let's complete the square on y = x^2 - 6x
y = x^2 - 6x + 9 - 9
= (x-3)^2 - 9
It is now in the form y = a(x-p)^2 + q
the form you should find in your text or your notes
All your question can now be answered without any further calculations.
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