JEE Math Practice Question
If one of the lines of $$m{y^2} + \left( {1 - {m^2}} \right)xy - m{x^2} = 0$$ is a bisector of angle between the lines $$xy = 0,$$ then $$m$$ is :
- A.$$1$$
- B.$$2$$
- C.$$-1/2$$
- D.$$-2$$
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