1.

H(t) = 0, 0 t<3;
H(t) = 6sin (t-3), t 3;

A. nThe Laplace transform of H (t) is ___________
B. ( frac{3e^{-3s}}{s^2-1} )
C. ( frac{3e^{-3s}}{s^2+1} )
D. ( frac{6e^{-3s}}{s^2+1} )
E. ( frac{6e^{-3s}}{s^2-1} )
Answer» D. ( frac{6e^{-3s}}{s^2+1} )


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