Concept explainers
In exercises that require numerical values, use Table 12.7.1 and the following values, where needed:
Suppose that a particle is in an elliptical orbit in a central force field in which the center of force is at a focus, and let
(a) Review the discussion of ellipses in polar coordinates in Section 10.6, and show that if the ellipse has eccentricity e and semimajor axis a, then
(b) Explain why
(c) Explain why
(d) Use Equation (2) and parts (b) and (c) to conclude that
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Calculus: Early Transcendentals, Enhanced Etext
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