SOLUTION: Find the features of the parabola which is x2+8x-18-6y=0. Find the vertex the focus the directrix the axis of symmetry and graph it...

Question 1020336: Find the features of the parabola which is x2+8x-18-6y=0. Find the vertex the focus the directrix the axis of symmetry and graph it...
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Complete the square to get into vertex form,

Vertex is (,)
The axis of symmetry is
Switch to focus form,

So then the focus is,
(h,k+p) where .
(,)
(,)
The directrix is then,

.

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