X 2 12x y 2 36 July 8, 2019 16 32 64 128 X 2 y 2 12x 10y 36 0 X 2 12xy 36y 2 X 2 y 2 12x 6y 36 0 X 2 y 2 12x 10y 36 0 what is the radius Factorise x 2 2xy y 2 12x 12y 36 Graph the circle x 2 y 2 12x 6y 36 0 X 2 12xy 36y 2 49