1.) Obtain the Laplace transform s of the following functions: a.) 7t^3 - 2 sin 3t b.) 3 - 2t + 4 cos 2t c.) cosh 3t d.) 5e^-2t + 3 - 2cos 2t e.) 4t e^-2t f.) 2e^-3t sin 2t g.) t^2 e^-4t h.) 6t^3 - 3t^2 + 4t - 2 i.) 2 cos 3t + 5 sin 3t j.) t^2 sin 3t k.) t^2 - 3 cos 4t l.) t^2e^-2t + e^-t cos 2t + 3
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1a) The Laplace transform of 7t^8 - 2sin(3t) is: L{7t^8} - L{2sin(3t)} For 7t^8, we use the formula L{t^n} = n!/(s^(n+1)): 7 * (8!)/(s^9) For 2sin(3t), we use the formula L{sin(at)} = a/(s^2 + a^2): (2 * 3)/((s^2) + (3^2)) So the Laplace transform of 7t^8 - Show more…
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