Chapter 6.5, Problem 23P

(a)

To determine

To predict the nature of the solution of $y″+0.1y\text{'}+y={\displaystyle \sum _{k=1}^{20}{\left(-1\right)}^{k+1}\delta \left(t-k\pi \right)}$.

(b)

To determine

To solution of the function $y″+0.1y\text{'}+y={\displaystyle \sum _{k=1}^{20}{\left(-1\right)}^{k+1}\delta \left(t-k\pi \right)}$ and sketch the graph.

(c)

To determine

That what happens when sequence if impulse ends.