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Consider the Polar Equation r=−72sin⁡θ−1r = - \frac { 7 } { 2 \sin \theta - 1 }

Question 6

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Consider the polar equation r=−72sin⁡θ−1r = - \frac { 7 } { 2 \sin \theta - 1 } .
(a) Find the eccentricity and an equation of the directrix of the conic.
(b) Identify the conic.
(c) Sketch the curve.

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(a) eccentricity: 2 ...

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