Essay
Write a polar equation in r and θ of an ellipse with the focus at the origin, with the eccentricity 
and directrix 
Definitions:
Related Questions
Q12: Eliminate the parameter to find a Cartesian
Q12: Use the graph of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8202/.jpg" alt="Use
Q22: Find parametric equations to represent the line
Q36: Locate any relative extrema and inflection points
Q46: Find the function <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="Find the
Q77: Find the curvature of the curve <img
Q121: Find an expression for the function <img
Q146: Classify the function as a Polynomial function,
Q154: Find the distance between the point <img
Q160: The graph of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="The graph