SOLUTION: Given 9x^2+9y^2+12x-6y+4=0 find the center and radius.

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Question 288085: Given 9x^2+9y^2+12x-6y+4=0 find the center and radius.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
rearrange
9x^2+12x+4+9y^2-6y = 0
center (-2/3,1/3
radius 1/3