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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Chapter 4 Solutions
CALCULUS: APPLIED APPROACH LOW COST MA
- Find all values of x for the given function where the tangent line is horizontal. 3 =√x³-12x² + 45x+5arrow_forwardFind the equation of the tangent line to the graph of the given function at the given value of x. 6 f(x) = x(x² - 4x+5)*; x=2arrow_forwardFind the equation of the tangent line to the graph of the given function at the given value of x. f(x)=√√x+33; x=4arrow_forward
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