Find a Polar Equation for the Parabola with Its Focus $x = - 8$

question 89

Multiple Choice

Find a polar equation for the parabola with its focus at the pole, eccentricity e = 1, and directrix $x = - 8$ .

• A)\(r = - \frac { 8 } { 1 - \cos \theta }\)
• B) \(r = \frac { 8 } { 1 - \cos \theta }\)
• C) \(r = \frac { 8 } { 1 + \cos \theta }\)
• D)\(r = - \frac { 8 } { 1 - \sin \theta }\)
• E) \(r = \frac { 8 } { 1 + \sin \theta }\)

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