(4) Find an equation that represents an ellipse centered at the origin whose major axis is 12 units long and whose minor axis is 2 units long. Sketch this ellipse.
SOLUTION:
(x - 0)2 (y - 0)2
-------- + -------- = 1
36 1
x2/36 + y2 = 1
or
x2 + y2/36 = 1
