Question 427135
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Hi
(x-4)^2 + (y+1)^2 = 4
Standard Form of an Equation of a Circle is {{{(x-h)^2 + (y-k)^2 = r^2}}}
where Pt(h,k) is the center and r is the radius
{{{drawing(300,300,   -6, 6, -6, 6, grid(1),
circle(4, -1,0.3),
circle(4, -1,2),
graph( 300, 300, -6, 6, -6, 6))}}}