Graph the Ellipse $9 x ^ { 2 } + 16 y ^ { 2 } = 144$

Multiple Choice

Graph the ellipse. Specify the lengths of the major and minor axes, the foci and the eccentricity. $9 x ^ { 2 } + 16 y ^ { 2 } = 144$

A) length of major axis: 8;
Length of minor axis: 6;
Foci: $( 0 , \pm \sqrt { 7 } )$ ;
Eccentricity: $\frac { \sqrt { 7 } } { 4 }$
B) length of major axis: 4;
Length of minor axis: 3;
Foci: $( 0 , \pm \sqrt { 7 } )$ ;
Eccentricity: $\frac { \sqrt { 7 } } { 4 }$
C) length of major axis: 9.6;
Length of minor axis: 7.2;
Foci: $( 0 , \pm \sqrt { 7 } )$ ;
Eccentricity: $$\frac { \sqrt { 7 } } { 4 }$$
D) length of major axis: 8;
Length of minor axis: 6;
Foci: $( \pm \sqrt { 7 } , 0 )$ ;
Eccentricity: $\frac { \sqrt { 7 } } { 4 }$
E) length of major axis: 4;
Length of minor axis: 3;
Foci: $( \pm \sqrt { 7 } , 0 )$ ;
Eccentricity: $\frac { \sqrt { 7 } } { 4 }$