Find the Center (H, K) and Radius R of the Circle

question 216

Multiple Choice

Find the center (h, k) and radius r of the circle with the given equation.
- $$3 ( x + 2 ) ^ { 2 } + 3 ( y + 3 ) ^ { 2 } = 36$$

• A) \(( \mathrm { h } , \mathrm { k } ) = ( - 2 , - 3 ) ; \mathrm { r } = 6 \sqrt { 3 }\)
• B) \(( h , k ) = ( 2,3 ) ; r = 6 \sqrt { 3 }\)
• C) \(( \mathrm { h } , \mathrm { k } ) = ( - 2 , - 3 ) ; \mathrm { r } = 2 \sqrt { 3 }\)
• D) \(( h , k ) = ( 2,3 ) ; r = 2 \sqrt { 3 }\)

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