Respuesta :

jiujitsugirl
I believe the answer is C, but I am not 100% sure. Though, I hope this helps.
sqdancefan
When you subtract (x -2)² from both sides of the equation, you get
  y² = 64 -(x -2)²
  y² = 64 -(x² -4x +4)
  y² = -x² +4x +60

The answer is ...
  D. y² = -x² +4x +60