1.
Family of lines represented by the equation (cosθ+sinθ)x+(cosθsinθ)y3(3cosθ+sinθ)=0(\cos\theta + \sin\theta)x + (\cos\theta - \sin\theta)y - 3(3\cos\theta + \sin\theta) = 0 passes through a fixed point MM for all real values of θ\theta. The reflection of MM in the line xy=0x - y = 0, is