JEE Main 201815 Apr, Evening shiftMathematicsMediumDifferential Equations163× since 2002The curve satifying the differeial equation, (x² −-− y²) dx + 2xydy = 0 and passing through the point (1, 1) is :AOption A. a circle of radius one.BOption B. a hyperbola.COption C. an ellipse.DOption D. a circle of radius two.CheckSkip · show solution