Find the Vertex and Directrix of the Parabola $x ^ { 2 } - 18 x - 12 y + 33 = 0$

question 19

Multiple Choice

Find the vertex and directrix of the parabola. $x ^ { 2 } - 18 x - 12 y + 33 = 0$

• A)vertex: \(( - 9,4 )\) directrix: y=1
• B)vertex: \(( - 9,4 )\) directrix: y=12
• C)vertex: \(( - 9,4 )\) directrix: y=6
• D)vertex: \(( 9 , - 4 )\) directrix: y=-1
• E)vertex: \(( 9 , - 4 )\) directrix: y=-7

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