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Write a MATLAB program that calculates the forces acting on each element in the 7 element truss system shown in the figure. F1sin(36.87)=2000F1cos(36.87)+F2=0F3+F1sin(36.87)=0F4F1cos(36.87)=0F3F5sin(36.87)=3000F6+F5cos(36.87)F2=0F5sin(36.87)+F7=0

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