Find the Center of the Sphere Whose Equation Is $x ^ { 2 } + 2 x + y ^ { 2 } - y + z ^ { 2 } = 0$

question 134

Multiple Choice

Find the center of the sphere whose equation is $x ^ { 2 } + 2 x + y ^ { 2 } - y + z ^ { 2 } = 0$ .

• A)(2, 1, 0)
• B) \(( 2 , - 1,0 )\)
• C) \(( - 2,1,0 )\)
• D) \(( - 2 , - 1,0 )\)
• E) \(\left( 1 , \frac { 1 } { 2 } , 0 \right)\)
• F) \(\left( - 1 , \frac { 1 } { 2 } , 0 \right)\)
• G) \(\left( 1 , - \frac { 1 } { 2 } , 0 \right)\)
• H) \(\left( - 1 , - \frac { 1 } { 2 } , 0 \right)\)

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