Test Mode Reading Mode Right = 0 Wrong = 0

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All Question - (16465)

x2 + y2 + 8x + 6y + 21 = 0
x2+ y2- 8x - 6y +21 = 0
x2 + y2 - 8x + 6y + 25 = 0
x2+ y2 + 8x- 6y + 25 = 0
x2 + y2 + 8x + 6y + 21 = 0
x2+ y2- 8x - 6y +21 = 0
x2 + y2 - 8x + 6y + 25 = 0
x2+ y2 + 8x- 6y + 25 = 0