Write shear and moment equations for the beams in the following problems. In each problem, let x be the distance measured from the left end of the beam. 2000 lb 100 lb/ft B+ M – 4800 lb-ft M – 1200 lb ft E 3 B 3 ft 6 ft 3 ft Re Ro 2 ft 4 ft 80 KN _ 10 kN/m w _ 2 m 50 KN tre P.4 D 2 m Figure P-408
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