The figure shows a telephone wire hanging between two poles at x=-30 and x = 30. The wire hangs in the shape of a catenary described by the equation given. y=c+a coshl ур -30 30 x If the length of the wire between the two poles is 61 ft and the lowest point of the wire must be 16 ft above the ground, how high up (in ft) on each pole should the wire be attached? (Round your answer to two decimal places.) x ft Need Help? Read It

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter9: Quadratic Functions And Equations
Section9.6: Solving Quadratic Equations By Using The Quadratic Formula
Problem 15CYU
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The figure shows a telephone wire hanging between two poles at x=-30 and x = 30. The wire hangs in the shape of a catenary described by the equation given.
y=c+a cosh
ур
-30
30 x
If the length of the wire between the two poles is 61 ft and the lowest point of the wire must be 16 ft above the ground, how high up (in ft) on each pole should the wire be
attached? (Round your answer to two decimal places.)
x ft
Need Help?
Read It
Transcribed Image Text:The figure shows a telephone wire hanging between two poles at x=-30 and x = 30. The wire hangs in the shape of a catenary described by the equation given. y=c+a cosh ур -30 30 x If the length of the wire between the two poles is 61 ft and the lowest point of the wire must be 16 ft above the ground, how high up (in ft) on each pole should the wire be attached? (Round your answer to two decimal places.) x ft Need Help? Read It
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