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Mathematics 17 Online
OpenStudy (anonymous):

What is the center and radius of the circle with the given equation? (x – 1)^2 + (y + 1)^2 = 4 I said center (1, –1); radius 2 am I correct?

hartnn (hartnn):

yes! thats correct :) good.

OpenStudy (anonymous):

Thanks!

hartnn (hartnn):

welcome ^_^

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