2. P the diameter has endpoints at (5,-5) and (1.3). what must be the center of the clrele? 3. The following are equations of circle, which has a center of (-4,7)? B. (3-2) C. 12,-1) D. (2,-2) A. (x+4)2+(y + 7) = 9 B. (2-4)2+(-7)= 9 C. (x-4)2+ ( + 7) = 9 D. (x + 4)2-(y-7)= 9