Additional Concepts
-$x ^ { 2 } + 2 x y + y ^ { 2 } - 8 x + 8 y = 0$; Find the coordinates of the vertex.
A) $( 0,0 )$
B) $( - \sqrt { 2 } , 0 )$
C) $( 2,0 )$
D) $( - 2,0 )$

Question

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The Answer of Additional Concepts
-$x ^ { 2 } + 2 x y + y ^ { 2 } - 8 x + 8 y = 0$; Find the coordinates of the vertex.
A) $( 0,0 )$
B) $( - \sqrt { 2 } , 0 )$
C) $( 2,0 )$
D) $( - 2,0 )$

Additional Concepts - x2+2xy+y2−8x+8y=0x ^ { 2 } + 2 x y + y ^ { 2 } - 8 x + 8 y = 0x2+2xy+y2−8x+8y=0

Additional Concepts
- $x ^ { 2 } + 2 x y + y ^ { 2 } - 8 x + 8 y = 0$