Polar Equations of Conics

Write the polar equation of the conic if e = 1 and the directrix is y = 4

• e = 1

• e = 3/2

• e = 2

• e = 1/2

• e = 3

• Circle

• Ellipse

• Parabola

• Hyperbola

• Circle

• Ellipse

• Parabola

• Hyperbola

• Circle

• Ellipse

• Parabola

• Hyperbola

Which polar equation graphs the same as
(x - 2)² + y² = 4

• r=4sinθ

• r=4cosθ

• r=2sinθ

• r=2cosθ

What kind of graph will you get from r = 2 + 6cos(Θ)?

• A limacon with an inner loop

• A dimpled limacon

• A cardiod (heart)

• A circle