February 21, 2017

Homework Help: geometry

Posted by lindsay on Sunday, April 29, 2012 at 12:25am.

Find the coordinates of the center and the radius of a circle with and equation of:
a. x^2 + 2root7x +7 + (Y-root 11)^2 =11
b. x^2 -12x + 84 =-y^2 + 16y

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