Tuesday

September 30, 2014

September 30, 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.

**Answer this Question**

**Related Questions**

algebra - 6. Find the equation of each parabola described below. a) parabola ...

maths - Given that the equation of the parabola is 5y^2 + 24x = 0. Find (1)The ...

Pre Cal - write the equations of the parabola, the directrix, and the axis of ...

Math - Find the vertex, focus and directrix of the parabola. 4x - y^2 - 2y - 33...

Math - Find the vertex, focus, and directrix of the parabola. x^2 - 2x + 8y + 9...

Algebra - Can someone tell me if I am right? I need to find the equation of a ...

algebra problem - I need to find the equation of a parabola. I am not sure if ...

Algebra II - Write an equation for the parabola with focus (1,3) and vertex (0,3...

Pre Cal Check - focus: (0,p) vertex: if not given, then it is assumed (0,0) ...

Math - determine vertex, focus and directrix of parabola. then graph the ...