Question: Electrical wires suspended between two towers form a catenary (see figure) modeled by the equation where x and are measured in meters. The towers are

Electrical wires suspended between two towers form a catenary (see figure) modeled by the equation

y = 20 cosh X 20' -20x 20

where x and are measured in meters. The towers are 40 meters apart. Find the length of the suspended cable.

y = 20 cosh X 20' -20x 20

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