Question 812918
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Hi,
Find all points on the y-axis that are 6 units from the point (4, -3)
those points would be the circle
 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
{{{(x-4)^2 + (y+3)^2 = 6^2}}} 
{{{drawing(300,300,   -10,10,-10,10,  
 grid(1),
circle(4, -3,0.4),
circle(4, -3,6),
graph( 300, 300, -10,10,-10,10,0))}}}