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Mathematics, 04.02.2020 09:59 imorn20731
Arailroad tunnel is shaped like a semiellipse as shown below. the height of the tunnel at the center is 58 ft and the vertical clearance must be 29 ft at a point 21 ft from the center. find an equation for the ellipse.
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Arailroad tunnel is shaped like a semiellipse as shown below. the height of the tunnel at the center...
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