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Find the Center, Foci, and Vertices of the Ellipse x281+y29=1\frac { x ^ { 2 } } { 81 } + \frac { y ^ { 2 } } { 9 } = 1

Question 15

Multiple Choice

Find the center, foci, and vertices of the ellipse.
- x281+y29=1\frac { x ^ { 2 } } { 81 } + \frac { y ^ { 2 } } { 9 } = 1


A) center at (0,0) ( 0,0 )
foci at (0,3) ( 0 , - 3 ) and (0,3) ( 0,3 )
vertices at (0,9) ,(0,9) ( 0 , - 9 ) , ( 0,9 )
B) center at (0,0) ( 0,0 )
foci at (0,62) ( 0 , - 6 \sqrt { 2 } ) and (0,62) ( 0,6 \sqrt { 2 } )
vertices at (0,9) ,(0,9) ( 0 , - 9 ) , ( 0,9 )
C) center at (0,0) ( 0,0 )
foci at (62,0) ( - 6 \sqrt { 2 } , 0 ) and (62,0) ( 6 \sqrt { 2 } , 0 )
vertices at (9,0) ,(9,0) ( - 9,0 ) , ( 9,0 )
D) center at (0,0) ( 0,0 )
foci at (9,0) ( - 9,0 ) and (9,0) ( 9,0 )
vertices at (81,0) ,(81,0) ( - 81,0 ) , ( 81,0 )

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