A.  x2+y2-2x+2y+1=0

B.  x2+y2+2x+2y+1=0

C.  x2+y2-2x-2y-1=0

D.  x2+y2-2x+2y-1=0

Correct Answer :
x2+y2-2x-2y-1=0
Explanation :
No Explanation available for this question
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