Prove that

L{\(coshat\)} =\(\frac{s} {s^{2}-a^{2}},s>|a|\)

Find the laplace transformation of

Sin2t cos3t

Find the laplace transformation of\(Sin^{3}2t\)

Find the laplace transformation of\(Cosh^{3}2t\)

Find the laplace transformation of\((\sqrt{t} +\frac{1}{\sqrt{t}})^{3} \)

Find the laplace transformation of\((1+te^{-t})^{3}\)

Find the laplace transformation of\(e^{-3t}cos^{2}t\)

Find the laplace transformation of\(Sinh3tcos^{2} t\)

Find the laplace transformation of

L(tsinat) 

Find the laplace transformation of

L(tcosat) 

Find the laplace transformation of\(t^{2}sinat\)