the circle Part A Write the equation of the circle Part B Prove point B 4 9 is on the circle Part C The general form of the equation of circle A is x y 14 10y 49 0 Liam was asked to confirm by completing the square that this is the equation of circle A His work is below x y 14x 10y 49 0 1 move the constant x y 14x 10y 49 x 14x 49 y 10g 25 49 2 re arrange and complete the square x 7 y 5 49 3 write in factored form