The Graph of the Equation Is a Circle $x^{2}+y^{2}-4 x-2 y-11=0$

question 55

Multiple Choice

The graph of the equation is a circle. Find the center and the radius, and then graph the circle.
- $x^{2}+y^{2}-4 x-2 y-11=0$

• A) center \(( 2 , - 1 )\); radius \(= 4\)
• B) center \(( 2,1 )\); radius \(= 4\)
• C) center \(( - 2 , - 1 )\); radius \(= 4\)
• D) center \(( - 2,1 )\); radius \(= 4\)

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