Answer
See below
Work Step by Step
Using the Convolution Theorem
$L^{-1}[F(s)* G(s)]=L^{-1}[\frac{2}{s^2+6s+10}.\frac{2}{s-4}]\\
=L^{-1}[\frac{2}{s^2+6s+10}].L^{-1}[\frac{2}{s-4}]\\
=2e^{4t}*2e^{-3t} \sin t\\
=\int^t_0 e^{4t-7x}\sin (x)dx$
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