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Q14

Linear Systems

#0000098163

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The given Laplace expression corresponds to which of the following functions in the time domain?

F (s) = \frac{4 s + 2}{s (s + 1) (s + 3)}

A. f(t) = 0.7 + e ^−t + 1.7e ^−3t

B. f(t) = 0.7 – e ^−t – 1.7e ^−3t

C. f(t) = 0.7 + e ^−t – 1.7e ^−3t

D. f(t) = 0.7 – e ^−t + 1.7e ^−3t