Your engineering firm is bidding for the contract to construct the tunnel shown here. The tunnel is
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Your engineering firm is bidding for the contract to construct the tunnel shown here. The tunnel is 300 ft long and 50 ft wide at the base. The cross-section is shaped like one arch of the curve y = 25 cos (πx/50). Upon completion, the tunnel’s inside surface (excluding the roadway) will be treated with a waterproof sealer that costs $2.35 per square foot to apply. How much will it cost to apply the sealer?
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ANSWER To find the area of the inside surface of the tunnel ex...View the full answer
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Thomas Calculus Early Transcendentals
ISBN: 9780321884077
13th Edition
Authors: Joel R Hass, Christopher E Heil, Maurice D Weir
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