02:23

Calculus: Early Transcendentals

(a) Graph the conics $ r = ed/(1 + e \cos\theta) $ with $ e = 1 $ and various values of $ d $. How does the value of $ d $ affect the shape of the conic?

(b) Graph these conics for $ d = 1 $ and various values of $ e $. How does the value of $ e $ affect the shape of the conic?