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Problem 2: SDOF with Varving Stiffness Contributions Derive the equation of motion for cach of the three mass-spring systems in Figure P2.1-3 using (a)

Problem 2: SDOF with Varving Stiffness Contributions Derive the equation of motion for cach of the three mass-spring systems in Figure P2.1-3 using (a) Dynamic Equilibrium (b) Lagrange's Equations > u(t) p(t) elll k, Figure P2.1 P u(t) p(t) elle k; Figure P22 o u(t) p(t) elllolle k, k, Figure P23

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