Use Laplace transforms to solve the following initial value problem. x (3)+ x" - 56x' = 0, x(0) = 0, x'(0) = x"(0) = 3 Click the icon to view the table of Laplace transforms. x(t) = (Type an exact answer in terms of e.) Use Laplace transforms to solve the following initial value problem. x''+4x' + 13x=te ; x(0) =0. x'(0) =6 Click the icon to view the table of Laplace transforms. x(t) = (Type an expression using t as the variable.)