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

Multiple Choice

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

A)
$\begin{array}{l}\text { vertex: }(0,0) \\\text { focus: }(-3,0) \\\text { directrix: } x=3\end{array}$



B)
$\begin{array}{l}\text { vertex: }(0,0) \\\text { focus: }(3,0) \\\text { directrix: } x=-3\end{array}$

C) vertex: $( 0,0 )$
focus: $( 0 , - 3 )$
directrix: $y = 3$
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D) vertex: $( 0,0 )$
focus: $( 0 , - 3 )$
directrix: $y = 3$
11ed81f4_2ae3_d193_a8e7_57b70adb3a10_TB7697_11