A telephone line hangs between two poles at 12 m apart in the shape of the catenary y = 50 cosh() – 45 where x and y are measured in meters. vFind the approximate vale of the slope of this curve where it meets the right pole. Find the approximate value of the slope of this curve where it meets the right pole. The approximate value of the slope of this curve where it meets the right pole is . meters/meter. 0.8962 O 0.8079 0.4888 O 0.1203 O 0.1389

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