Write a Polar Equation of a Conic That Has Its $y = - 3$

question 49

Multiple Choice

Write a polar equation of a conic that has its focus at the origin and satisfies the given conditions.Parabola, directrix $y = - 3$

• A) \(r = \frac { 3 } { 1 - \sin \theta }\)
• B) \(r = \frac { 3 } { 1 + \sin \theta }\)
• C) \(r= \frac { 1 } { 1 - 3 \cos \theta }\)
• D) \(r = \frac { 3 } { 1 + 3 \cos \theta }\)
• E) none of these

---

Definitions:

Right-Brained

A popularized concept suggesting that the right hemisphere of the brain is more involved in creative and intuitive processes.

Dendrites

The branched projections of a neuron that act to conduct the electrochemical stimulation received from other neural cells to the cell body, or soma.

Skill

A learned ability to carry out a task with pre-determined results often within a given amount of time, energy, or both.

Anatomy

The branch of science concerned with the bodily structure of humans, animals, and other living organisms, especially as revealed by dissection and the separation of parts.