Concept explainers
Catenary A power cable that is suspended between two towers that are 50 feet apart can be modeled by
(a) Show that the lowest point on the wire is midway between the two towers.
(b) Use a graphing utility to graph the function and verify your result in part (a).
(c) How much does the cable sag between the two towers?
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CALCULUS: APPLIED APPROACH LOW COST MA
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