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Question 7.2: For what value of K is the function A(s) = K/(s + 5) a valid......

For what value of K is the function A(s)=K/(s+5) a valid s-transform of a PDF?

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To be a valid s-transform of a PDF, A(0) must be equal to 1. That is, we must have that

\,\displaystyle \frac{K}{0+5}=\frac{K}{5}=1 \Rightarrow K=5

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