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Please show all work and formulas used. Use LRFD and select the lightest C8 channel to...

Please show all work and formulas used.

Use LRFD and select the lightest C8 channel to be used as a tension member to resist the following service loads: The service dead load of 25 kips and service live load of 35 kips. The member is 12 ft long. The member will be connected by a transverse weld at the end of the channel only.

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