MathematicsMedium128×since 2002Q5579If one of the lines of my2+(1−m2)xy−mx2=0m{y^2} + \left( {1 - {m^2}} \right)xy - m{x^2} = 0my2+(1−m2)xy−mx2=0 is a bisector of angle between the lines xy=0,xy = 0,xy=0, then mmm is :A111B222C−1/2-1/2−1/2D−2-2−2Check answerSkip