Find a Polar Equation of the Conic with the Given $\begin{array} { c c c } \text { Conic } & \text { Eccentricity } & \text { Directrix } \\ \text { Parabola } & e = 1 & x = - 4 \end{array}$

question 115

Multiple Choice

Find a polar equation of the conic with the given characteristics and with one focus at the pole.
$\begin{array} { c c c } \text { Conic } & \text { Eccentricity } & \text { Directrix } \\ \text { Parabola } & e = 1 & x = - 4 \end{array}$

• A) \(r = \frac { 4 } { 1 + \sin \theta }\)
• B) \(r = \frac { 4 } { 1 - \sin \theta }\)
• C) \(r = \frac { 4 } { 1 - \cos \theta }\)
• D) \(r = \frac { 4 } { 1 + \cos \theta }\)
• E) \(r = \frac { 1 } { 1 - 4 \cos \theta }\)

---

Definitions:

T Value

A statistic used in hypothesis testing to determine if there is a significant difference between two groups.

Test Statistic

A value calculated from sample data that is used in a hypothesis test to determine whether to reject the null hypothesis.

Degrees Of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution or calculation.

Null Hypothesis

A hypothesis stating there is no significant difference or effect, serving as the default assumption in hypothesis testing.