Question
Mathematics Question on Conic sections
One of the vertices of the major axis of an ellipse is (1, 1) and one of the vertices of its minor axis is (-2, -1). If the centre of the ellipse is (-2, 1), then the equation of the ellipse is
A
9(x+2)2+4(y−1)2=1
B
16(x+2)2+4(y−1)2=1
C
9(x−2)2+4(y+1)2=1
D
16(x−2)2+4(y+1)2=1
E
9(x+2)2+2(y−1)2=1
Answer
9(x+2)2+4(y−1)2=1
Explanation
Solution
The correct option is (A): 9(x+2)2+4(y−1)2=1