Give the Focus, Directrix, and Axis for the Parabola $$y ^ { 2 } = 28 x$$

question 172

Multiple Choice

Give the focus, directrix, and axis for the parabola.
- $$y ^ { 2 } = 28 x$$

• A) \(( 0,7 ) , y = - 7 , y\)-axis
• B) \(( 7,0 ) , x = - 7 , x\)-axis
• C) \(( 7,7 ) , x = 7 , x\)-axis
• D) \(( 7,0 ) , x = - 7 , y\)-axis