Question: (a) Find parametric equations for the ellipse x2/a2 + y2/b2 = 1. (b) Use these parametric equations to graph the ellipse when a = 3

(a) Find parametric equations for the ellipse x2/a2 + y2/b2 = 1.
(b) Use these parametric equations to graph the ellipse when a = 3 and b = 1, 2, 4, and 8.
(c) How does the shape of the ellipse change as b varies?

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