Graph Parabolas with Vertices at the Origin
Find the Focus $$y ^ { 2 } = - 12 x$$

question 42

Multiple Choice

Graph Parabolas with Vertices at the Origin
Find the focus and directrix of the parabola with the given equation.
- $$y ^ { 2 } = - 12 x$$

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