Find an Equation for the Ellipse Described $( 0,0 )$ ; Focus At

question 142

Multiple Choice

Find an equation for the ellipse described.
-Center at $( 0,0 )$ ; focus at $( - 3,0 )$ ; vertex at $( 4,0 )$

• A) \(\frac { x ^ { 2 } } { 7 } + \frac { y ^ { 2 } } { 16 } = 1\)
• B) \(\frac { x ^ { 2 } } { 16 } + \frac { y ^ { 2 } } { 7 } = 1\)
• C) \(\frac { x ^ { 2 } } { 9 } + \frac { y ^ { 2 } } { 16 } = 1\)
• D) \(\frac { x ^ { 2 } } { 16 } + \frac { y ^ { 2 } } { 48 } = 1\)