Consider the following initial value problem: y′′−4y′−45y=sin(5t)     y(0)=7,y′(0)=5   Using Y for the Laplace transform of y(t), i.e., Y=L{y(t)}, find the equation you get by taking the Laplace transform of the differential equation and solve for Y(s)=

Advanced Engineering Mathematics
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Chapter2: Second-order Linear Odes
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) Consider the following initial value problem:

y′′−4y′−45y=sin(5t)     y(0)=7,y′(0)=5

 

Using Y for the Laplace transform of y(t), i.e., Y=L{y(t)},
find the equation you get by taking the Laplace transform of the differential equation and solve for
Y(s)=

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