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Find the Focus and Directrix of the Parabola x=9y2x = 9 y ^ { 2 }

Question 97

Multiple Choice

Find the focus and directrix of the parabola.
- x=9y2x = 9 y ^ { 2 }


A) (0,136) ,y=136\left( 0 , \frac { 1 } { 36 } \right) , y = - \frac { 1 } { 36 }
B) (19,0) ,x=19\left( \frac { 1 } { 9 } , 0 \right) , x = - \frac { 1 } { 9 }
C) (0,136) ,x=136\left( 0 , \frac { 1 } { 36 } \right) , x = \frac { 1 } { 36 }
D) (136,0) ,x=136\left( \frac { 1 } { 36 } , 0 \right) , x = - \frac { 1 } { 36 }

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