Question 198228
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A circle of radius *[tex \LARGE r] centered at *[tex \LARGE (h, k)] has an equation:


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ (x - h)^2 + (y - k)^2 = r^2]


Hint:  Rewrite your equation like this:


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ (x - 0)^2 + (y - 8)^2 = 9^2]


John
*[tex \LARGE e^{i\pi} + 1 = 0]
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