x^2+y^2=r^2 is a circle centered at the origin with radius r.
To move it to location (h,k)
(x-h)^2+(y-k)^2=r^2
For example:
(h , k ) = (2 , - 4) and radius is 5 Then, (x - 2)^2 + (y - (- 4))^2 = 5^2 or (x - 2)^2 + (y + 4)^2 = 25
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The equation for a circle is a function in that it can be graphed and charted. One common equation is x^2 + y^2 = r^2.
Equation of the circle: (x-3)^2 +( y+13)^2 = 169
The equation of a circle centered at the origin is x2 + y2 = r2; in this case, x2 + y2 = 64.The equation of a circle centered at the origin is x2 + y2 = r2; in this case, x2 + y2 = 64.The equation of a circle centered at the origin is x2 + y2 = r2; in this case, x2 + y2 = 64.The equation of a circle centered at the origin is x2 + y2 = r2; in this case, x2 + y2 = 64.
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