A barn is 100 feet long and 40 feet wide (see figure). A cross section of the
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A barn is 100 feet long and 40 feet wide (see figure). A cross section of the roof is the inverted catenary y = 31 - 10(ex/20+ e-x/20). Find the number of square feet
of roofing on the barn.
Transcribed Image Text:
-20 20 y=31-10(ex/20+ e-x/20) 100 ft 20
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