1.

Show that the locus of a point such that the product of the perpendiculars let fall from it on three lines represented by ay^3+by^2+cyx^2+dx^3=0 is constant =k^3 ,is ay^3+by^2+cyx^2+dx^3=k^2sqrt((a-c)^2+(b-d)^2).

Answer»


ANSWER :`(ay^3+by^2x+cyx^2+dx^3)=k^3 SQRT({(a-b)^2+(b-d)^2})`


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