Q.14 lfe is eliminated from the equation...

Q.14 lfe is eliminated from the equations a sec e-xtan e- y and b sec 0+ y tan ex (a and b are constant) then the eliminant denotes the equation of (A) the director circle ofthe hyperbola xr- (B) auxiliary circle of the ellipse +2 1 (C) Director circle of the ellipse (D) Director circle of the circle x t y?

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