1.

The Laplace transform of the waveform of the following figure is

A. \(\frac{A}{{{s^2}}}\left( {1 + {e^{ - s}} - {e^{ - 3s}} + {e^{ - 4s}}} \right)\)
B. \(\frac{A}{{{s^2}}}\left( {1 - {e^{ - s}} - {e^{ - 3s}} - {e^{ - 4s}}} \right)\)
C. \(\frac{A}{{{s^2}}}\left( { - 1 - {e^{ - s}} - {e^{ - 3s}} - {e^{ - 4s}}} \right)\)
D. None of the above
Answer» E.


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