Problem 3.1:
Is the major axis of the following ellipse horizontal or vertical:
+
= 1?
Problem 3.4:
Find the vertices of the ellipse
2x2 +3y2 - 6 = 0.
Problem 3.5:
What is the eccentricity of the ellipse
81x2 + y2 - 324x - 6y + 252 = 0?
Problem 3.6:
What is the center and radius of the circle
x2 + y2 - 8x - 16y + 60 = 0?