X 2 y 2 4x 2y 11 0 July 8, 2019 16 32 64 128 Let x 2 y 2 4x 2y 11 0 be a circle The circle has equation x 2 y 2 4x 2y 11 0 The equation of a circle c1 is x 2 y 2 4x 2y 11 0
