Tuesday

September 2, 2014

September 2, 2014

Posted by **Abbey(Please help)** on Wednesday, May 5, 2010 at 11:57am.

x^2 - 2x + 8y + 9 = 0

x^2 - 2x +1 = -8y + 9+ 1

(x-1)^2 = -8(y-1.25)

vertex:(1,1.25)

focus:(1,-.75)

directrix: y=3.25

My teacher said that I have sign errors. I do not know where I went wrong.

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