Find the Center and the Radius of the Circle $x ^ { 2 } + y ^ { 2 } + 6 x + 16 y + 9 = 0$

question 106

Multiple Choice

Find the center and the radius of the circle.
- $x ^ { 2 } + y ^ { 2 } + 6 x + 16 y + 9 = 0$

• A) center \(( 8,3 )\), radius \(= 64\)
• B) center \(( - 3 , - 8 )\), radius \(= 8\)
• C) center \(( 3,8 )\), radius \(= 64\)
• D) center \(( - 8 , - 3 )\), radius \(= 8\)

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