Forbiddensinner SG Give me Clue!http://www.wolframalpha.com/input/?i=laplace+transform+{(3(s+%2B+2)(s+-+2))+/+(2s^4+%2B+16s^2+%2B+32)}Enough clue? Sorry but I never learn laplace transform before.
jiaxing2 SG http://www.intmath.com/Laplace-transformation/Table-laplace-transforms.php L^(-1) { (3/2)(S^2-4) / (S^2+4)^2 } = 1.5tcos2t
