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Concept explainers
In the late seventeenth century the Italian astronomer Giovanni Domenico Cassini (1625-1712) introduced the family of curves
(a) Show that if
(b) Use the formula in Exercise 71 to show that the lemniscate in part (a) is the curve traced by a point that moves in such a way that the product of its distances from the polar points
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Chapter 10 Solutions
Calculus: Early Transcendentals, Enhanced Etext
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