Find the Center and the Radius of the Circle $$x ^ { 2 } + y ^ { 2 } - 18 x + 6 y + 54 = 0$$

question 80

Multiple Choice

Find the center and the radius of the circle.
- $$x ^ { 2 } + y ^ { 2 } - 18 x + 6 y + 54 = 0$$

• A) center \(( - 9,3 )\), radius \(= 36\)
• B) center \(( 9 , - 3 )\), radius \(= 6\)
• C) center \(( - 3,9 )\), radius \(= 6\)
• D) center \(( 3 , - 9 )\), radius \(= 36\)