Use partial fract'ion expansions to find the inverse Laplace transforms {the time system responses) of the following functions

(a)

{b)

{c)

5 yl ( s) = --,----,---,----,-

s(s + 1)(s + 10)

2s Y2 (s)= s2 +8s+16

,3 + ') + 4 y; ( ) = s ~s 3 s s4- 16 Problem