Find the Vertex and Focus of the Parabola $y ^ { 2 } = - \frac { 1 } { 7 } x$

question 51

Multiple Choice

Find the vertex and focus of the parabola. $y ^ { 2 } = - \frac { 1 } { 7 } x$

• A)vertex: \(\left( 0 , - \frac { 5 } { 4 } \right)\) focus: \(\left( 0 , - \frac { 1 } { 28 } \right)\)
• B)vertex: \(\left( 0 , \frac { 5 } { 4 } \right)\) focus: \(\left( - \frac { 1 } { 7 } , - \frac { 1 } { 7 } \right)\)
• C)vertex: (0, 0) focus: \(\left( - \frac { 1 } { 28 } , 0 \right)\)
• D)vertex: (0, 0) focus: \(\left( - \frac { 1 } { 7 } , 0 \right)\)
• E)vertex: (0, 0) focus: \(\left( 0 , - \frac { 1 } { 7 } \right)\)

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