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X^2+8x-4=y Does this represent a circle? Why or why not?
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5 votes
X^2+8x-4=y
Does this represent a circle? Why or why not?

User Takrl
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1 Answer

2 votes

no, couse equation of circle has form


x {}^(2) + {y}^(2) = r {}^(2)

User Stefan Nobis
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