Find the inverse Laplace transform of X(s) = ( frac{s}{(s^2+a^2)^2} )

1.	Find the inverse Laplace transform of X(s) = ( frac{s}{(s^2+a^2)^2} ).
A.	( frac{1}{a} ) t sin u2061at
B.	( frac{1}{2a} ) t sin u2061at
C.	( frac{1}{a} ) t cos u2061at
D.	( frac{1}{2a} ) t cos u2061at
Answer» C. ( frac{1}{a} ) t cos u2061at

Discussion

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