Question: can an expert check the math and explain the sum of the matrix please For the following beam structures, assume inextensibility of the beam (

can an expert check the math and explain the sum of the matrix please
For the following beam structures, assume inextensibility of the beam (i.e. EA \(>\) EI, so that axial deformation causes no strain energy). Using stiffness matrix from CH.5, please find
(1) the deflections and rotations at all nodal points.
(2) the shearing force and bending moment diagrams for the entire beam.
can an expert check the math and explain the sum

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