Which of the following is not an equation of a circle?
Which of the following is not an equation of a circle?
3x2 +3y2 + 5x + 7y =5
x2 + y2 + 5x + 4y = 0
5x2 + 5y2 - 16 = 0
x2 - y2 + 3x - 5y = 2
Correct answer is D
No explanation has been provided for this answer.
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