自动控制原理（双语教学）：3.8.1.7

Solution 3.8.1.7 Applying the Laplace transform, assuming zero initial conditions, yields s 2 Y (s)+11sY (s)+10Y (s)=U(s);; or (s 2 +11s +10)Y (s)=U(s): Rearranging yields Y (s) U(s) = 1 s 2 +11s +10 : 1