Solve the problem.The polar equation of the path of a moon of a planet is , where r is measured in miles. Find the rectangular equation of the path of this moon. The path is an ellipse, with the planet at one of the foci.

A. 3 = 2
B. x2 + y2 = 2
C. 2 = 3
D. x2 + y2 = (3800 - 0.21x)2

Answer: D

Mathematics

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