Answer
See below
Work Step by Step
Given: $F(s)=\frac{3}{s^2}$
Using the Convolution Theorem
$L^{-1}[F(s)]=L^{-1}[\frac{3}{s^2}]\\
=3L^{-1}[\frac{1}{s^2}]\\
=3t$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.