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anonymous
 4 years ago
What is the equation of this circle?
anonymous
 4 years ago
What is the equation of this circle?

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Can you identify its center based on the image ?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1356930702438:dw

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0And can you identify the radius of the circle ?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0It looks like it. And @RaphaelFilgueiras provided the general equation of a circle.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Is the equation x^2 + (y + 1)^2 = 2 ?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Close but remember that in the form: (x  x0)^2 + (y  y0)^2, the point (x0, y0) is the center. So you would reverse the sign of (y + 1) to (y  1)
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