Use Definition 7.1.1. DEFINITION 7.1.1 Laplace Transform Let f be a function defined for t 2 0. Then the integral L{f(t)} e-strt) dt is said to be the Laplace transform of f, provided that the integral converges. Find L{f(t)}, (Write your answer as a function of s.) 19, 0st< 3 f(t) 10, t 3 %3D LE(t)} (s > 0)

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