Write an Equation for the Parabola $( - 4,1 )$ , Directrix

question 510

Multiple Choice

Write an equation for the parabola.
-vertex: $( - 4,1 )$ , directrix: $x = - 9$

• A) \(( x - 1 ) ^ { 2 } = 20 ( y + 4 )\)
• B) \(( y - 1 ) ^ { 2 } = - 20 ( x + 4 )\)
• C) \(( y - 1 ) ^ { 2 } = 20 ( x + 4 )\)
• D) \(( x + 4 ) ^ { 2 } = - 20 ( x - 1 )\)

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