Mathematics, 21.04.2021 01:50 beyattatsymbal123

You know three facts about a circle. Its radius is $\sqrt13$ cm, the point (2,-2) lies on the circle, and the y-coordinate of its center is -5. What is the center of the circle? Explain geometrically why there are two possible answers. If the point on the circle is changed, would there be a case in which the equation would yield an extraneous solution? Explain your answer.

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