Find the Vertex, Focus, and Directrix of the Parabola $y^{2}=-12 x$

question 59

Multiple Choice

Find the vertex, focus, and directrix of the parabola.
- $y^{2}=-12 x$

• A)vertex: \( (0,0) \) focus: \( (-3,0) \) directrix: \( x=3 \)
• B) vertex: \( (0,0) \) focus: \( (3,0) \) directrix: \( x=-3 \)
• C) vertex: \( (0,0) \) focus: \( (0,-3) \) directrix: \( y=3 \)
• D) vertex: \( (0,0) \) focus: \( (0,-3) \) directrix: \( y=3 \)

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