(b) Consider an infinite beam problem Elu"" + ku = f(x) with the loading f(x) given in (a). The deflection u can be solved and written as u(x)= d(ω) sin wxJdx. Find c(ω) and d(ω). (5%)
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d(ω) sin wxJdx. Find c(ω) and d(ω). (5%)