A circle has the equation (x-2)^2 +y^2 =5. What are the coordinates of the circle's center?
1 answer:
The circle with center (h, k) and radius r has equation
.. (x -h)^2 +(y -k)^2 = r^2
You have
.. h = 2
.. k = 0
.. r = √5
The center is (h, k) = (2, 0).
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