Д) This equation represents an ellipse centered at (3, 0) with a major axis of length 12 along the x-axis and a minor axis of length 6 along the y-axis.
Ж) This equation represents a circle with radius 1 centered at the origin.
Е) This equation represents a circle with radius 2 centered at (0, -2).
З) This equation represents a circle with radius √5 centered at the origin.
Д) This equation represents an ellipse centered at (3, 0) with a major axis of length 12 along the x-axis and a minor axis of length 6 along the y-axis.
Ж) This equation represents a circle with radius 1 centered at the origin.
Е) This equation represents a circle with radius 2 centered at (0, -2).
З) This equation represents a circle with radius √5 centered at the origin.