Respuesta :

The general equation for a circle with radius r centered in (a,b) is given by:

[tex](x-a)^2+(y-b)^2=r^2[/tex]

Since the circle in the picture is centered at (3,1) and has radius r = 2, its equation is given by:

[tex](x-3)^2+(y-1)^2=4[/tex]

Answer: b