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OpenStudy (anonymous):
Which of the following is a degenerate circle? A. x^2+y^2=-4 B. x+y=12 C. (x-5)^2+(y-1)^2=0 D. x^2+y^2=121
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OpenStudy (shamil98):
C. A degenerate circle has a radius of 0
OpenStudy (anonymous):
Oh! Thank you so much :)
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