Using Laplace Transform Methods, the Solution Of $y ^ { \prime \prime } + y = \delta ( t - \pi ) , y ( 0 ) = 1 , y ^ { \prime } ( 0 ) = 0$

Using Laplace transform methods, the solution of $y ^ { \prime \prime } + y = \delta ( t - \pi ) , y ( 0 ) = 1 , y ^ { \prime } ( 0 ) = 0$ is

A) $y = \sin t + \sin ( t - \pi ) \boldsymbol { u } ( t - \pi )$
B) $y = \sin t - \cos ( t - \pi ) u ( t - \pi )$
C) $y = \cos t + \sin ( t - \pi ) u ( t - \pi )$
D) $y = \cos t + \cos ( t - \pi ) u ( t - \pi )$
E) $y = \cos t - \sin ( t - \pi ) u ( t - \pi )$

Correct Answer:

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