CircleHard
Question
The line, ix + my + n = 0 will cut the ellipse 
= 1 in points whose eccentric angles differ by π/2 if -
= 1 in points whose eccentric angles differ by π/2 if -Options
A.x2 i2 + b2 n2 = 2m2
B.a2 m2 + b2 i = 2n2
C.a2i2 + b2 m2 = 2n2
D.a2n2 + b2m2 = 2i
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